233021023221311 has 12 divisors (see below), whose sum is σ = 264848527144152. Its totient is φ = 203775469695504.

The previous prime is 233021023221281. The next prime is 233021023221361. The reversal of 233021023221311 is 113122320120332.

It is not a de Polignac number, because 233021023221311 - 2¹⁴ = 233021023204927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233021023221361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24826441421 + ... + 24826450806.

It is an arithmetic number, because the mean of its divisors is an integer number (22070710595346).

Almost surely, 2^{233021023221311} is an apocalyptic number.

233021023221311 is a deficient number, since it is larger than the sum of its proper divisors (31827503922841).

233021023221311 is a wasteful number, since it uses less digits than its factorization.

233021023221311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49652892278 (or 49652892259 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 233021023221311 its reverse (113122320120332), we get a palindrome (346143343341643).

The spelling of 233021023221311 in words is "two hundred thirty-three trillion, twenty-one billion, twenty-three million, two hundred twenty-one thousand, three hundred eleven".