113111223397 has 2 divisors, whose sum is σ = 113111223398. Its totient is φ = 113111223396.

The previous prime is 113111223257. The next prime is 113111223419. The reversal of 113111223397 is 793322111311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111341675041 + 1769548356 = 333679^2 + 42066^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113111223397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113111223097) 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, 56555611698 + 56555611699.

It is an arithmetic number, because the mean of its divisors is an integer number (56555611699).

Almost surely, 2^113111223397 is an apocalyptic number.

It is an amenable number.

113111223397 is a deficient number, since it is larger than the sum of its proper divisors (1).

113111223397 is an equidigital number, since it uses as much as digits as its factorization.

113111223397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 34.

The spelling of 113111223397 in words is "one hundred thirteen billion, one hundred eleven million, two hundred twenty-three thousand, three hundred ninety-seven".