113213315197 has 2 divisors, whose sum is σ = 113213315198. Its totient is φ = 113213315196.

The previous prime is 113213315183. The next prime is 113213315221. The reversal of 113213315197 is 791513312311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90898632036 + 22314683161 = 301494^2 + 149381^2 .

It is a cyclic number.

It is not a de Polignac number, because 113213315197 - 2¹⁹ = 113212790909 is a prime.

It is a super-2 number, since 2×113213315197² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113213315147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56606657598 + 56606657599.

It is an arithmetic number, because the mean of its divisors is an integer number (56606657599).

Almost surely, 2^113213315197 is an apocalyptic number.

It is an amenable number.

113213315197 is a deficient number, since it is larger than the sum of its proper divisors (1).

113213315197 is an equidigital number, since it uses as much as digits as its factorization.

113213315197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17010, while the sum is 37.

The spelling of 113213315197 in words is "one hundred thirteen billion, two hundred thirteen million, three hundred fifteen thousand, one hundred ninety-seven".