113230401121 has 2 divisors, whose sum is σ = 113230401122. Its totient is φ = 113230401120.

The previous prime is 113230401079. The next prime is 113230401157. The reversal of 113230401121 is 121104032311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62244761121 + 50985640000 = 249489^2 + 225800^2 .

It is an emirp because it is prime and its reverse (121104032311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113230401121 - 2³⁵ = 78870662753 is a prime.

It is a super-2 number, since 2×113230401121² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113230401721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56615200560 + 56615200561.

It is an arithmetic number, because the mean of its divisors is an integer number (56615200561).

Almost surely, 2^113230401121 is an apocalyptic number.

It is an amenable number.

113230401121 is a deficient number, since it is larger than the sum of its proper divisors (1).

113230401121 is an equidigital number, since it uses as much as digits as its factorization.

113230401121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 113230401121 its reverse (121104032311), we get a palindrome (234334433432).

The spelling of 113230401121 in words is "one hundred thirteen billion, two hundred thirty million, four hundred one thousand, one hundred twenty-one".