113312232001021 has 2 divisors, whose sum is σ = 113312232001022. Its totient is φ = 113312232001020.

The previous prime is 113312232000983. The next prime is 113312232001057. The reversal of 113312232001021 is 120100232213311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61930431028921 + 51381800972100 = 7869589^2 + 7168110^2 .

It is a cyclic number.

It is not a de Polignac number, because 113312232001021 - 2⁷ = 113312232000893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113312232000983 and 113312232001001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113312232008021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56656116000510 + 56656116000511.

It is an arithmetic number, because the mean of its divisors is an integer number (56656116000511).

Almost surely, 2^{113312232001021} is an apocalyptic number.

It is an amenable number.

113312232001021 is a deficient number, since it is larger than the sum of its proper divisors (1).

113312232001021 is an equidigital number, since it uses as much as digits as its factorization.

113312232001021 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 22.

Adding to 113312232001021 its reverse (120100232213311), we get a palindrome (233412464214332).

The spelling of 113312232001021 in words is "one hundred thirteen trillion, three hundred twelve billion, two hundred thirty-two million, one thousand, twenty-one".