113312222012173 has 2 divisors, whose sum is σ = 113312222012174. Its totient is φ = 113312222012172.

The previous prime is 113312222012149. The next prime is 113312222012293. The reversal of 113312222012173 is 371210222213311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59905401860164 + 53406820152009 = 7739858^2 + 7307997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113312222012173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113312222015173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56656111006086 + 56656111006087.

It is an arithmetic number, because the mean of its divisors is an integer number (56656111006087).

Almost surely, 2^{113312222012173} is an apocalyptic number.

It is an amenable number.

113312222012173 is a deficient number, since it is larger than the sum of its proper divisors (1).

113312222012173 is an equidigital number, since it uses as much as digits as its factorization.

113312222012173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

Adding to 113312222012173 its reverse (371210222213311), we get a palindrome (484522444225484).

The spelling of 113312222012173 in words is "one hundred thirteen trillion, three hundred twelve billion, two hundred twenty-two million, twelve thousand, one hundred seventy-three".