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103100022101220 = 22356403726833451
BaseRepresentation
bin10111011100010011011000…
…001100011001010011100100
3111112001021011210211000011020
4113130103120030121103210
5102003142321124214340
61003135255111011140
730500505442215024
oct2734233014312344
9445037153730136
10103100022101220
112a93a523733a21
12b691584969ab0
13456b3a0c23211
141b660d3a7da84
15bdbd051669d0
hex5dc4d83194e4

103100022101220 has 48 divisors (see below), whose sum is σ = 288684580661568. Its totient is φ = 27492908867200.

The previous prime is 103100022101203. The next prime is 103100022101291. The reversal of 103100022101220 is 22101220001301.

It is a super-2 number, since 2×1031000221012202 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 103100022101220.

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, 9574506 + ... + 17258945.

It is an arithmetic number, because the mean of its divisors is an integer number (6014262097116).

Almost surely, 2103100022101220 is an apocalyptic number.

103100022101220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103100022101220 is an abundant number, since it is smaller than the sum of its proper divisors (185584558560348).

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

103100022101220 is a wasteful number, since it uses less digits than its factorization.

103100022101220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26897500 (or 26897498 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 103100022101220 its reverse (22101220001301), we get a palindrome (125201242102521).

The spelling of 103100022101220 in words is "one hundred three trillion, one hundred billion, twenty-two million, one hundred one thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 64037 128074 192111 256148 320185 384222 640370 768444 960555 1280740 1921110 3842220 26833451 53666902 80500353 107333804 134167255 161000706 268334510 322001412 402501765 536669020 805003530 1610007060 1718333701687 3436667403374 5155001105061 6873334806748 8591668508435 10310002210122 17183337016870 20620004420244 25775005525305 34366674033740 51550011050610 103100022101220