232033100021 has 2 divisors, whose sum is σ = 232033100022. Its totient is φ = 232033100020.

The previous prime is 232033100003. The next prime is 232033100083. The reversal of 232033100021 is 120001330232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 226933140625 + 5099959396 = 476375^2 + 71414^2 .

It is a cyclic number.

It is not a de Polignac number, because 232033100021 - 2¹⁴ = 232033083637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232033100821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116016550010 + 116016550011.

It is an arithmetic number, because the mean of its divisors is an integer number (116016550011).

Almost surely, 2^232033100021 is an apocalyptic number.

It is an amenable number.

232033100021 is a deficient number, since it is larger than the sum of its proper divisors (1).

232033100021 is an equidigital number, since it uses as much as digits as its factorization.

232033100021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 232033100021 its reverse (120001330232), we get a palindrome (352034430253).

The spelling of 232033100021 in words is "two hundred thirty-two billion, thirty-three million, one hundred thousand, twenty-one".