110000109997931 has 2 divisors, whose sum is σ = 110000109997932. Its totient is φ = 110000109997930.

The previous prime is 110000109997889. The next prime is 110000109997957. The reversal of 110000109997931 is 139799901000011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 110000109997931 - 2¹⁸ = 110000109735787 is a prime.

It is a super-2 number, since 2×110000109997931² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 110000109997931.

It is not a weakly prime, because it can be changed into another prime (110000109997331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55000054998965 + 55000054998966.

It is an arithmetic number, because the mean of its divisors is an integer number (55000054998966).

Almost surely, 2^{110000109997931} is an apocalyptic number.

110000109997931 is a deficient number, since it is larger than the sum of its proper divisors (1).

110000109997931 is an equidigital number, since it uses as much as digits as its factorization.

110000109997931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 137781, while the sum is 50.

The spelling of 110000109997931 in words is "one hundred ten trillion, one hundred nine million, nine hundred ninety-seven thousand, nine hundred thirty-one".