201231112113233 has 16 divisors (see below), whose sum is σ = 202920507218880. Its totient is φ = 199544058168000.

The previous prime is 201231112113113. The next prime is 201231112113281. The reversal of 201231112113233 is 332311211132102.

It is a cyclic number.

It is not a de Polignac number, because 201231112113233 - 2²⁸ = 201230843677777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201231112113433) 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, 4103634191 + ... + 4103683227.

It is an arithmetic number, because the mean of its divisors is an integer number (12682531701180).

Almost surely, 2^{201231112113233} is an apocalyptic number.

It is an amenable number.

201231112113233 is a deficient number, since it is larger than the sum of its proper divisors (1689395105647).

201231112113233 is a wasteful number, since it uses less digits than its factorization.

201231112113233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72208.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 201231112113233 its reverse (332311211132102), we get a palindrome (533542323245335).

The spelling of 201231112113233 in words is "two hundred one trillion, two hundred thirty-one billion, one hundred twelve million, one hundred thirteen thousand, two hundred thirty-three".