113252721227 has 2 divisors, whose sum is σ = 113252721228. Its totient is φ = 113252721226.

The previous prime is 113252721199. The next prime is 113252721269. The reversal of 113252721227 is 722127252311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113252721227 is a prime.

It is not a weakly prime, because it can be changed into another prime (113252711227) 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, 56626360613 + 56626360614.

It is an arithmetic number, because the mean of its divisors is an integer number (56626360614).

Almost surely, 2^113252721227 is an apocalyptic number.

113252721227 is a deficient number, since it is larger than the sum of its proper divisors (1).

113252721227 is an equidigital number, since it uses as much as digits as its factorization.

113252721227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23520, while the sum is 35.

Adding to 113252721227 its reverse (722127252311), we get a palindrome (835379973538).

The spelling of 113252721227 in words is "one hundred thirteen billion, two hundred fifty-two million, seven hundred twenty-one thousand, two hundred twenty-seven".