113233012212 has 48 divisors (see below), whose sum is σ = 285204608640. Its totient is φ = 34858336128.

The previous prime is 113233012187. The next prime is 113233012219. The reversal of 113233012212 is 212210332311.

It is a super-2 number, since 2×113233012212² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113233012219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7065523 + ... + 7081530.

It is an arithmetic number, because the mean of its divisors is an integer number (5941762680).

Almost surely, 2^113233012212 is an apocalyptic number.

113233012212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113233012212 is an abundant number, since it is smaller than the sum of its proper divisors (171971596428).

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

113233012212 is a wasteful number, since it uses less digits than its factorization.

113233012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14147112 (or 14147110 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 113233012212 its reverse (212210332311), we get a palindrome (325443344523).

The spelling of 113233012212 in words is "one hundred thirteen billion, two hundred thirty-three million, twelve thousand, two hundred twelve".