100005600610997 has 2 divisors, whose sum is σ = 100005600610998. Its totient is φ = 100005600610996.

The previous prime is 100005600610969. The next prime is 100005600611039. The reversal of 100005600610997 is 799016006500001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80761244199076 + 19244356411921 = 8986726^2 + 4386839^2 .

It is a cyclic number.

It is not a de Polignac number, because 100005600610997 - 2²⁴ = 100005583833781 is a prime.

It is a super-2 number, since 2×100005600610997² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100005600610957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50002800305498 + 50002800305499.

It is an arithmetic number, because the mean of its divisors is an integer number (50002800305499).

Almost surely, 2^{100005600610997} is an apocalyptic number.

It is an amenable number.

100005600610997 is a deficient number, since it is larger than the sum of its proper divisors (1).

100005600610997 is an equidigital number, since it uses as much as digits as its factorization.

100005600610997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 44.

The spelling of 100005600610997 in words is "one hundred trillion, five billion, six hundred million, six hundred ten thousand, nine hundred ninety-seven".