113210212312 has 16 divisors (see below), whose sum is σ = 221498241840. Its totient is φ = 54144014496.

The previous prime is 113210212277. The next prime is 113210212319. The reversal of 113210212312 is 213212012311.

It is a self number, because there is not a number n which added to its sum of digits gives 113210212312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113210212319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307636263 + ... + 307636630.

It is an arithmetic number, because the mean of its divisors is an integer number (13843640115).

Almost surely, 2^113210212312 is an apocalyptic number.

It is an amenable number.

113210212312 is a deficient number, since it is larger than the sum of its proper divisors (108288029528).

113210212312 is a wasteful number, since it uses less digits than its factorization.

113210212312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615272922 (or 615272918 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 113210212312 its reverse (213212012311), we get a palindrome (326422224623).

The spelling of 113210212312 in words is "one hundred thirteen billion, two hundred ten million, two hundred twelve thousand, three hundred twelve".