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122320421411412 = 223737910139378953
BaseRepresentation
bin11011110011111111110001…
…010001000101101001010100
3121001002201101111001002200110
4123303333301101011221110
5112013044210340131122
61112053120440443020
734523234033561310
oct3363776121055124
9531081344032613
10122320421411412
1135a7a887aaaa04
1211876625779470
1353339c6594823
14222c4a8cc2b40
15e21c7ca5090c
hex6f3ff1445a54

122320421411412 has 96 divisors (see below), whose sum is σ = 327081563827200. Its totient is φ = 34852949091072.

The previous prime is 122320421411387. The next prime is 122320421411453. The reversal of 122320421411412 is 214114124023221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 122320421411412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322595728 + ... + 322974680.

It is an arithmetic number, because the mean of its divisors is an integer number (3407099623200).

Almost surely, 2122320421411412 is an apocalyptic number.

122320421411412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122320421411412 is an abundant number, since it is smaller than the sum of its proper divisors (204761142415788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122320421411412 is a wasteful number, since it uses less digits than its factorization.

122320421411412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389485 (or 389483 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 122320421411412 its reverse (214114124023221), we get a palindrome (336434545434633).

The spelling of 122320421411412 in words is "one hundred twenty-two trillion, three hundred twenty billion, four hundred twenty-one million, four hundred eleven thousand, four hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 379 758 1137 1516 2274 2653 4548 5306 7959 10139 10612 15918 20278 30417 31836 40556 60834 70973 121668 141946 212919 283892 378953 425838 757906 851676 1136859 1515812 2273718 2652671 3842681 4547436 5305342 7685362 7958013 10610684 11528043 15370724 15916026 23056086 26898767 31832052 46112172 53797534 80696301 107595068 143623187 161392602 287246374 322785204 430869561 574492748 861739122 1005362309 1723478244 2010724618 3016086927 3842204467 4021449236 6032173854 7684408934 11526613401 12064347708 15368817868 23053226802 26895431269 46106453604 53790862538 80686293807 107581725076 161372587614 322745175228 1456195492993 2912390985986 4368586478979 5824781971972 8737172957958 10193368450951 17474345915916 20386736901902 30580105352853 40773473803804 61160210705706 122320421411412