115532322502021 has 2 divisors, whose sum is σ = 115532322502022. Its totient is φ = 115532322502020.

The previous prime is 115532322502001. The next prime is 115532322502123. The reversal of 115532322502021 is 120205223235511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109408231905921 + 6124090596100 = 10459839^2 + 2474690^2 .

It is a cyclic number.

It is not a de Polignac number, because 115532322502021 - 2²³ = 115532314113413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115532322502001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57766161251010 + 57766161251011.

It is an arithmetic number, because the mean of its divisors is an integer number (57766161251011).

Almost surely, 2^{115532322502021} is an apocalyptic number.

It is an amenable number.

115532322502021 is a deficient number, since it is larger than the sum of its proper divisors (1).

115532322502021 is an equidigital number, since it uses as much as digits as its factorization.

115532322502021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 115532322502021 its reverse (120205223235511), we get a palindrome (235737545737532).

The spelling of 115532322502021 in words is "one hundred fifteen trillion, five hundred thirty-two billion, three hundred twenty-two million, five hundred two thousand, twenty-one".