113221253140081 has 2 divisors, whose sum is σ = 113221253140082. Its totient is φ = 113221253140080.

The previous prime is 113221253140007. The next prime is 113221253140139. The reversal of 113221253140081 is 180041352122311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98047306749456 + 15173946390625 = 9901884^2 + 3895375^2 .

It is a cyclic number.

It is not a de Polignac number, because 113221253140081 - 2²⁹ = 113220716269169 is a prime.

It is a super-2 number, since 2×113221253140081² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113221253140381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56610626570040 + 56610626570041.

It is an arithmetic number, because the mean of its divisors is an integer number (56610626570041).

Almost surely, 2^{113221253140081} is an apocalyptic number.

It is an amenable number.

113221253140081 is a deficient number, since it is larger than the sum of its proper divisors (1).

113221253140081 is an equidigital number, since it uses as much as digits as its factorization.

113221253140081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 34.

The spelling of 113221253140081 in words is "one hundred thirteen trillion, two hundred twenty-one billion, two hundred fifty-three million, one hundred forty thousand, eighty-one".