10112112312 has 96 divisors (see below), whose sum is σ = 27781412400. Its totient is φ = 3062972416.

The previous prime is 10112112299. The next prime is 10112112347. The reversal of 10112112312 is 21321121101.

It is a junction number, because it is equal to n+sod(n) for n = 10112112291 and 10112112300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176008 + ... + 226280.

Almost surely, 2^10112112312 is an apocalyptic number.

10112112312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10112112312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13890706200).

10112112312 is an abundant number, since it is smaller than the sum of its proper divisors (17669300088).

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

10112112312 is a wasteful number, since it uses less digits than its factorization.

10112112312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50345 (or 50324 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 10112112312 its reverse (21321121101), we get a palindrome (31433233413).

The spelling of 10112112312 in words is "ten billion, one hundred twelve million, one hundred twelve thousand, three hundred twelve".