113112012363121 has 2 divisors, whose sum is σ = 113112012363122. Its totient is φ = 113112012363120.

The previous prime is 113112012363113. The next prime is 113112012363137. The reversal of 113112012363121 is 121363210211311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104660572640625 + 8451439722496 = 10230375^2 + 2907136^2 .

It is a cyclic number.

It is not a de Polignac number, because 113112012363121 - 2³ = 113112012363113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113112012363121.

It is not a weakly prime, because it can be changed into another prime (113112012367121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56556006181560 + 56556006181561.

It is an arithmetic number, because the mean of its divisors is an integer number (56556006181561).

Almost surely, 2^{113112012363121} is an apocalyptic number.

It is an amenable number.

113112012363121 is a deficient number, since it is larger than the sum of its proper divisors (1).

113112012363121 is an equidigital number, since it uses as much as digits as its factorization.

113112012363121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

Adding to 113112012363121 its reverse (121363210211311), we get a palindrome (234475222574432).

The spelling of 113112012363121 in words is "one hundred thirteen trillion, one hundred twelve billion, twelve million, three hundred sixty-three thousand, one hundred twenty-one".