32232021221957 has 2 divisors, whose sum is σ = 32232021221958. Its totient is φ = 32232021221956.

The previous prime is 32232021221941. The next prime is 32232021222031. The reversal of 32232021221957 is 75912212023223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22704977220676 + 9527044001281 = 4764974^2 + 3086591^2 .

It is an emirp because it is prime and its reverse (75912212023223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32232021221957 - 2⁴ = 32232021221941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32232021227957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16116010610978 + 16116010610979.

It is an arithmetic number, because the mean of its divisors is an integer number (16116010610979).

Almost surely, 2^{32232021221957} is an apocalyptic number.

It is an amenable number.

32232021221957 is a deficient number, since it is larger than the sum of its proper divisors (1).

32232021221957 is an equidigital number, since it uses as much as digits as its factorization.

32232021221957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 32232021221957 in words is "thirty-two trillion, two hundred thirty-two billion, twenty-one million, two hundred twenty-one thousand, nine hundred fifty-seven".