232121032231 has 8 divisors (see below), whose sum is σ = 259399114128. Its totient is φ = 205872312000.

The previous prime is 232121032219. The next prime is 232121032243. The reversal of 232121032231 is 132230121232.

It is an interprime number because it is at equal distance from previous prime (232121032219) and next prime (232121032243).

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

It is a cyclic number.

It is not a de Polignac number, because 232121032231 - 2²¹ = 232118935079 is a prime.

It is a super-2 number, since 2×232121032231² (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 (232121032211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257339940 + ... + 257340841.

It is an arithmetic number, because the mean of its divisors is an integer number (32424889266).

Almost surely, 2^232121032231 is an apocalyptic number.

232121032231 is a deficient number, since it is larger than the sum of its proper divisors (27278081897).

232121032231 is a wasteful number, since it uses less digits than its factorization.

232121032231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514680833.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 232121032231 its reverse (132230121232), we get a palindrome (364351153463).

The spelling of 232121032231 in words is "two hundred thirty-two billion, one hundred twenty-one million, thirty-two thousand, two hundred thirty-one".