113021303212 has 24 divisors (see below), whose sum is σ = 199564184736. Its totient is φ = 56003098368.

The previous prime is 113021303173. The next prime is 113021303249. The reversal of 113021303212 is 212303120311.

It is a self number, because there is not a number n which added to its sum of digits gives 113021303212.

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, 5158593 + ... + 5180455.

It is an arithmetic number, because the mean of its divisors is an integer number (8315174364).

Almost surely, 2^113021303212 is an apocalyptic number.

It is an amenable number.

113021303212 is a deficient number, since it is larger than the sum of its proper divisors (86542881524).

113021303212 is a wasteful number, since it uses less digits than its factorization.

113021303212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33417 (or 33415 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113021303212 its reverse (212303120311), we get a palindrome (325324423523).

The spelling of 113021303212 in words is "one hundred thirteen billion, twenty-one million, three hundred three thousand, two hundred twelve".