31010013122069 has 2 divisors, whose sum is σ = 31010013122070. Its totient is φ = 31010013122068.

The previous prime is 31010013122003. The next prime is 31010013122111. The reversal of 31010013122069 is 96022131001013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25175928423844 + 5834084698225 = 5017562^2 + 2415385^2 .

It is a cyclic number.

It is not a de Polignac number, because 31010013122069 - 2²⁰ = 31010012073493 is a prime.

It is a super-2 number, since 2×31010013122069² (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 (31010013322069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15505006561034 + 15505006561035.

It is an arithmetic number, because the mean of its divisors is an integer number (15505006561035).

Almost surely, 2^{31010013122069} is an apocalyptic number.

It is an amenable number.

31010013122069 is a deficient number, since it is larger than the sum of its proper divisors (1).

31010013122069 is an equidigital number, since it uses as much as digits as its factorization.

31010013122069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 31010013122069 in words is "thirty-one trillion, ten billion, thirteen million, one hundred twenty-two thousand, sixty-nine".