113011120212 has 24 divisors (see below), whose sum is σ = 266111815200. Its totient is φ = 37324773216.

The previous prime is 113011120207. The next prime is 113011120213. The reversal of 113011120212 is 212021110311.

It is a super-2 number, since 2×113011120212² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113011120191 and 113011120200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113011120213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43198662 + ... + 43201277.

It is an arithmetic number, because the mean of its divisors is an integer number (11087992300).

Almost surely, 2^113011120212 is an apocalyptic number.

113011120212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113011120212 is an abundant number, since it is smaller than the sum of its proper divisors (153100694988).

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

113011120212 is a wasteful number, since it uses less digits than its factorization.

113011120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86400055 (or 86400053 counting only the distinct ones).

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

Adding to 113011120212 its reverse (212021110311), we get a palindrome (325032230523).

Subtracting 113011120212 from its reverse (212021110311), we obtain a palindrome (99009990099).

The spelling of 113011120212 in words is "one hundred thirteen billion, eleven million, one hundred twenty thousand, two hundred twelve".