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10012031112 = 233417167963
BaseRepresentation
bin10010101001100001…
…10111100010001000
3221211202101212201010
421110300313202020
5131001034443422
64333252323520
7503051601036
oct112460674210
927752355633
1010012031112
114278592186
121b350135a0
13c37340685
146ad9b5556
153d8e87b0c
hex254c37888

10012031112 has 16 divisors (see below), whose sum is σ = 25030077840. Its totient is φ = 3337343696.

The previous prime is 10012031093. The next prime is 10012031177. The reversal of 10012031112 is 21113021001.

It is a super-3 number, since 3×100120311123 (a number of 31 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208583958 + ... + 208584005.

It is an arithmetic number, because the mean of its divisors is an integer number (1564379865).

Almost surely, 210012031112 is an apocalyptic number.

10012031112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10012031112 is an abundant number, since it is smaller than the sum of its proper divisors (15018046728).

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

10012031112 is a wasteful number, since it uses less digits than its factorization.

10012031112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417167972 (or 417167968 counting only the distinct ones).

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

Adding to 10012031112 its reverse (21113021001), we get a palindrome (31125052113).

The spelling of 10012031112 in words is "ten billion, twelve million, thirty-one thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 417167963 834335926 1251503889 1668671852 2503007778 3337343704 5006015556 10012031112