232503113053221 has 16 divisors (see below), whose sum is σ = 328240650438144. Its totient is φ = 145883878930944.

The previous prime is 232503113053171. The next prime is 232503113053261. The reversal of 232503113053221 is 122350311305232.

It is not a de Polignac number, because 232503113053221 - 2⁶ = 232503113053157 is a prime.

It is a super-3 number, since 3×232503113053221³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232503113053261) 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, 11380236 + ... + 24382698.

It is an arithmetic number, because the mean of its divisors is an integer number (20515040652384).

Almost surely, 2^{232503113053221} is an apocalyptic number.

It is an amenable number.

232503113053221 is a deficient number, since it is larger than the sum of its proper divisors (95737537384923).

232503113053221 is a wasteful number, since it uses less digits than its factorization.

232503113053221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13353100.

The product of its (nonzero) digits is 32400, while the sum is 33.

Adding to 232503113053221 its reverse (122350311305232), we get a palindrome (354853424358453).

The spelling of 232503113053221 in words is "two hundred thirty-two trillion, five hundred three billion, one hundred thirteen million, fifty-three thousand, two hundred twenty-one".