233131121323 has 16 divisors (see below), whose sum is σ = 246743971200. Its totient is φ = 219655575360.

The previous prime is 233131121287. The next prime is 233131121347. The reversal of 233131121323 is 323121131332.

It is a cyclic number.

It is not a de Polignac number, because 233131121323 - 2³³ = 224541186731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (233131121383) 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, 2759808 + ... + 2843026.

It is an arithmetic number, because the mean of its divisors is an integer number (15421498200).

Almost surely, 2^233131121323 is an apocalyptic number.

233131121323 is a deficient number, since it is larger than the sum of its proper divisors (13612849877).

233131121323 is a wasteful number, since it uses less digits than its factorization.

233131121323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84042.

The product of its digits is 1944, while the sum is 25.

Adding to 233131121323 its reverse (323121131332), we get a palindrome (556252252655).

The spelling of 233131121323 in words is "two hundred thirty-three billion, one hundred thirty-one million, one hundred twenty-one thousand, three hundred twenty-three".