31033113200197 has 2 divisors, whose sum is σ = 31033113200198. Its totient is φ = 31033113200196.

The previous prime is 31033113200119. The next prime is 31033113200213. The reversal of 31033113200197 is 79100231133013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25207619276961 + 5825493923236 = 5020719^2 + 2413606^2 .

It is a cyclic number.

It is not a de Polignac number, because 31033113200197 - 2⁷ = 31033113200069 is a prime.

It is a super-2 number, since 2×31033113200197² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31033113207197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15516556600098 + 15516556600099.

It is an arithmetic number, because the mean of its divisors is an integer number (15516556600099).

Almost surely, 2^{31033113200197} is an apocalyptic number.

It is an amenable number.

31033113200197 is a deficient number, since it is larger than the sum of its proper divisors (1).

31033113200197 is an equidigital number, since it uses as much as digits as its factorization.

31033113200197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 34.

The spelling of 31033113200197 in words is "thirty-one trillion, thirty-three billion, one hundred thirteen million, two hundred thousand, one hundred ninety-seven".