32252366021 has 2 divisors, whose sum is σ = 32252366022. Its totient is φ = 32252366020.

The previous prime is 32252365987. The next prime is 32252366033. The reversal of 32252366021 is 12066325223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32054963521 + 197402500 = 179039^2 + 14050^2 .

It is an emirp because it is prime and its reverse (12066325223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32252366021 - 2²² = 32248171717 is a prime.

It is a super-2 number, since 2×32252366021² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32252366071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16126183010 + 16126183011.

It is an arithmetic number, because the mean of its divisors is an integer number (16126183011).

Almost surely, 2^32252366021 is an apocalyptic number.

It is an amenable number.

32252366021 is a deficient number, since it is larger than the sum of its proper divisors (1).

32252366021 is an equidigital number, since it uses as much as digits as its factorization.

32252366021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 32252366021 in words is "thirty-two billion, two hundred fifty-two million, three hundred sixty-six thousand, twenty-one".