113111120211 has 32 divisors (see below), whose sum is σ = 157127385600. Its totient is φ = 72316924416.

The previous prime is 113111120209. The next prime is 113111120233. The reversal of 113111120211 is 112021111311.

It is not a de Polignac number, because 113111120211 - 2¹ = 113111120209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113111120261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2339595 + ... + 2387451.

It is an arithmetic number, because the mean of its divisors is an integer number (4910230800).

Almost surely, 2^113111120211 is an apocalyptic number.

113111120211 is a deficient number, since it is larger than the sum of its proper divisors (44016265389).

113111120211 is a wasteful number, since it uses less digits than its factorization.

113111120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48203.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 113111120211 its reverse (112021111311), we get a palindrome (225132231522).

The spelling of 113111120211 in words is "one hundred thirteen billion, one hundred eleven million, one hundred twenty thousand, two hundred eleven".