10113213231312 has 40 divisors (see below), whose sum is σ = 26357002639104. Its totient is φ = 3341238587904.

The previous prime is 10113213231293. The next prime is 10113213231347. The reversal of 10113213231312 is 21313231231101.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932259808 + ... + 932270655.

Almost surely, 2^{10113213231312} is an apocalyptic number.

10113213231312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10113213231312 is an abundant number, since it is smaller than the sum of its proper divisors (16243789407792).

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

10113213231312 is a wasteful number, since it uses less digits than its factorization.

10113213231312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864530587 (or 1864530581 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 10113213231312 its reverse (21313231231101), we get a palindrome (31426444462413).

The spelling of 10113213231312 in words is "ten trillion, one hundred thirteen billion, two hundred thirteen million, two hundred thirty-one thousand, three hundred twelve".