233020323231 has 8 divisors (see below), whose sum is σ = 314184705840. Its totient is φ = 153601411392.

The previous prime is 233020323187. The next prime is 233020323233. The reversal of 233020323231 is 132323020332.

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

It is not a de Polignac number, because 233020323231 - 2³⁴ = 215840454047 is a prime.

It is a super-2 number, since 2×233020323231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233020323233) 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, 436367380 + ... + 436367913.

It is an arithmetic number, because the mean of its divisors is an integer number (39273088230).

Almost surely, 2^233020323231 is an apocalyptic number.

233020323231 is a deficient number, since it is larger than the sum of its proper divisors (81164382609).

233020323231 is an equidigital number, since it uses as much as digits as its factorization.

233020323231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872735385.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 233020323231 its reverse (132323020332), we get a palindrome (365343343563).

The spelling of 233020323231 in words is "two hundred thirty-three billion, twenty million, three hundred twenty-three thousand, two hundred thirty-one".