232504156441221 has 16 divisors (see below), whose sum is σ = 363867508665984. Its totient is φ = 129268720183104.

The previous prime is 232504156441217. The next prime is 232504156441223. The reversal of 232504156441221 is 122144651405232.

It is not a de Polignac number, because 232504156441221 - 2² = 232504156441217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232504156441223) 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, 149616573510 + ... + 149616575063.

It is an arithmetic number, because the mean of its divisors is an integer number (22741719291624).

Almost surely, 2^{232504156441221} is an apocalyptic number.

232504156441221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

232504156441221 is a deficient number, since it is larger than the sum of its proper divisors (131363352224763).

232504156441221 is a wasteful number, since it uses less digits than its factorization.

232504156441221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299233148620.

The product of its (nonzero) digits is 460800, while the sum is 42.

The spelling of 232504156441221 in words is "two hundred thirty-two trillion, five hundred four billion, one hundred fifty-six million, four hundred forty-one thousand, two hundred twenty-one".