233311231112231 has 32 divisors (see below), whose sum is σ = 256205022796800. Its totient is φ = 211775047348480.

The previous prime is 233311231112119. The next prime is 233311231112257. The reversal of 233311231112231 is 132211132113332.

It is a cyclic number.

It is not a de Polignac number, because 233311231112231 - 2²⁶ = 233311164003367 is a prime.

It is a super-2 number, since 2×233311231112231² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 233311231112194 and 233311231112203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233311231117231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1853585 + ... + 21680826.

It is an arithmetic number, because the mean of its divisors is an integer number (8006406962400).

Almost surely, 2^{233311231112231} is an apocalyptic number.

233311231112231 is a deficient number, since it is larger than the sum of its proper divisors (22893791684569).

233311231112231 is a wasteful number, since it uses less digits than its factorization.

233311231112231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23534719.

The product of its digits is 3888, while the sum is 29.

Adding to 233311231112231 its reverse (132211132113332), we get a palindrome (365522363225563).

The spelling of 233311231112231 in words is "two hundred thirty-three trillion, three hundred eleven billion, two hundred thirty-one million, one hundred twelve thousand, two hundred thirty-one".