113120212011 has 16 divisors (see below), whose sum is σ = 161456150400. Its totient is φ = 70233421248.

The previous prime is 113120211979. The next prime is 113120212031. The reversal of 113120212011 is 110212021311.

It is not a de Polignac number, because 113120212011 - 2⁵ = 113120211979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113120212031) 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, 16814986 + ... + 16821711.

It is an arithmetic number, because the mean of its divisors is an integer number (10091009400).

Almost surely, 2^113120212011 is an apocalyptic number.

113120212011 is a deficient number, since it is larger than the sum of its proper divisors (48335938389).

113120212011 is a wasteful number, since it uses less digits than its factorization.

113120212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33636778.

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

Adding to 113120212011 its reverse (110212021311), we get a palindrome (223332233322).

The spelling of 113120212011 in words is "one hundred thirteen billion, one hundred twenty million, two hundred twelve thousand, eleven".