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112010201220 = 22355879113491
BaseRepresentation
bin110100001010001010…
…1000000100010000100
3101201010011221210001010
41220110111000202010
53313344102414340
6123242355202220
711043501000261
oct1502425004204
9351104853033
10112010201220
1143559925035
121985bba6370
13a740b06598
1455c8176268
152da8822b80
hex1a14540884

112010201220 has 96 divisors (see below), whose sum is σ = 314597799936. Its totient is φ = 29777238400.

The previous prime is 112010201209. The next prime is 112010201291. The reversal of 112010201220 is 22102010211.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 112010201196 and 112010201205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32083675 + ... + 32087165.

It is an arithmetic number, because the mean of its divisors is an integer number (3277060416).

Almost surely, 2112010201220 is an apocalyptic number.

112010201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112010201220 is an abundant number, since it is smaller than the sum of its proper divisors (202587598716).

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

112010201220 is a wasteful number, since it uses less digits than its factorization.

112010201220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001 (or 4999 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 112010201220 its reverse (22102010211), we get a palindrome (134112211431).

The spelling of 112010201220 in words is "one hundred twelve billion, ten million, two hundred one thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 587 911 1174 1761 1822 2348 2733 2935 3491 3522 3644 4555 5466 5870 6982 7044 8805 9110 10473 10932 11740 13665 13964 17455 17610 18220 20946 27330 34910 35220 41892 52365 54660 69820 104730 209460 534757 1069514 1604271 2049217 2139028 2673785 3180301 3208542 4098434 5347570 6147651 6360602 6417084 8021355 8196868 9540903 10246085 10695140 12295302 12721204 15901505 16042710 19081806 20492170 24590604 30738255 31803010 32085420 38163612 40984340 47704515 61476510 63606020 95409030 122953020 190818060 1866836687 3733673374 5600510061 7467346748 9334183435 11201020122 18668366870 22402040244 28002550305 37336733740 56005100610 112010201220