233022313231 has 8 divisors (see below), whose sum is σ = 234432213120. Its totient is φ = 231612586968.

The previous prime is 233022313217. The next prime is 233022313241. The reversal of 233022313231 is 132313220332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 233022313231 - 2¹¹ = 233022311183 is a prime.

It is a super-2 number, since 2×233022313231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 233022313196 and 233022313205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233022313241) 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, 3537660 + ... + 3602926.

It is an arithmetic number, because the mean of its divisors is an integer number (29304026640).

Almost surely, 2^233022313231 is an apocalyptic number.

233022313231 is a deficient number, since it is larger than the sum of its proper divisors (1409899889).

233022313231 is a wasteful number, since it uses less digits than its factorization.

233022313231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86813.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 233022313231 its reverse (132313220332), we get a palindrome (365335533563).

The spelling of 233022313231 in words is "two hundred thirty-three billion, twenty-two million, three hundred thirteen thousand, two hundred thirty-one".