113202212209 has 2 divisors, whose sum is σ = 113202212210. Its totient is φ = 113202212208.

The previous prime is 113202212191. The next prime is 113202212239. The reversal of 113202212209 is 902212202311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105755040000 + 7447172209 = 325200^2 + 86297^2 .

It is a cyclic number.

It is not a de Polignac number, because 113202212209 - 2¹⁷ = 113202081137 is a prime.

It is a super-2 number, since 2×113202212209² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113202212239) 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, 56601106104 + 56601106105.

It is an arithmetic number, because the mean of its divisors is an integer number (56601106105).

Almost surely, 2^113202212209 is an apocalyptic number.

It is an amenable number.

113202212209 is a deficient number, since it is larger than the sum of its proper divisors (1).

113202212209 is an equidigital number, since it uses as much as digits as its factorization.

113202212209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 113202212209 in words is "one hundred thirteen billion, two hundred two million, two hundred twelve thousand, two hundred nine".