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122414143220 = 225431011409327
BaseRepresentation
bin111001000000001110…
…0111001011011110100
3102200222020210210102022
41302000130321123310
54001201010040340
6132123011532312
711562352022555
oct1620034713364
9380866723368
10122414143220
1147a08657706
121b8842ba098
13b70b3b5695
145cd3c0832c
1532b6dc23b5
hex1c807396f4

122414143220 has 48 divisors (see below), whose sum is σ = 265652690688. Its totient is φ = 47353353600.

The previous prime is 122414143193. The next prime is 122414143249. The reversal of 122414143220 is 22341414221.

It is a self number, because there is not a number n which added to its sum of digits gives 122414143220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617804 + ... + 791523.

It is an arithmetic number, because the mean of its divisors is an integer number (5534431056).

Almost surely, 2122414143220 is an apocalyptic number.

122414143220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122414143220 is an abundant number, since it is smaller than the sum of its proper divisors (143238547468).

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

122414143220 is a wasteful number, since it uses less digits than its factorization.

122414143220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409480 (or 1409478 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 122414143220 its reverse (22341414221), we get a palindrome (144755557441).

The spelling of 122414143220 in words is "one hundred twenty-two billion, four hundred fourteen million, one hundred forty-three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 43 86 101 172 202 215 404 430 505 860 1010 2020 4343 8686 17372 21715 43430 86860 1409327 2818654 5637308 7046635 14093270 28186540 60601061 121202122 142342027 242404244 284684054 303005305 569368108 606010610 711710135 1212021220 1423420270 2846840540 6120707161 12241414322 24482828644 30603535805 61207071610 122414143220