232132301021 has 2 divisors, whose sum is σ = 232132301022. Its totient is φ = 232132301020.

The previous prime is 232132300991. The next prime is 232132301039. The reversal of 232132301021 is 120103231232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124407871225 + 107724429796 = 352715^2 + 328214^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232132301021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232132300984 and 232132301002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232132301521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116066150510 + 116066150511.

It is an arithmetic number, because the mean of its divisors is an integer number (116066150511).

Almost surely, 2^232132301021 is an apocalyptic number.

It is an amenable number.

232132301021 is a deficient number, since it is larger than the sum of its proper divisors (1).

232132301021 is an equidigital number, since it uses as much as digits as its factorization.

232132301021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 232132301021 its reverse (120103231232), we get a palindrome (352235532253).

The spelling of 232132301021 in words is "two hundred thirty-two billion, one hundred thirty-two million, three hundred one thousand, twenty-one".