20110697713 has 2 divisors, whose sum is σ = 20110697714. Its totient is φ = 20110697712.

The previous prime is 20110697693. The next prime is 20110697759. The reversal of 20110697713 is 31779601102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20104971264 + 5726449 = 141792^2 + 2393^2 .

It is a cyclic number.

It is not a de Polignac number, because 20110697713 - 2⁵ = 20110697681 is a prime.

It is not a weakly prime, because it can be changed into another prime (20110497713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055348856 + 10055348857.

It is an arithmetic number, because the mean of its divisors is an integer number (10055348857).

Almost surely, 2^20110697713 is an apocalyptic number.

It is an amenable number.

20110697713 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110697713 is an equidigital number, since it uses as much as digits as its factorization.

20110697713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 37.

The spelling of 20110697713 in words is "twenty billion, one hundred ten million, six hundred ninety-seven thousand, seven hundred thirteen".