100236396397 has 2 divisors, whose sum is σ = 100236396398. Its totient is φ = 100236396396.

The previous prime is 100236396389. The next prime is 100236396451. The reversal of 100236396397 is 793693632001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91405847556 + 8830548841 = 302334^2 + 93971^2 .

It is a cyclic number.

It is not a de Polignac number, because 100236396397 - 2³ = 100236396389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100236396397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100236396497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50118198198 + 50118198199.

It is an arithmetic number, because the mean of its divisors is an integer number (50118198199).

Almost surely, 2^100236396397 is an apocalyptic number.

It is an amenable number.

100236396397 is a deficient number, since it is larger than the sum of its proper divisors (1).

100236396397 is an equidigital number, since it uses as much as digits as its factorization.

100236396397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1102248, while the sum is 49.

The spelling of 100236396397 in words is "one hundred billion, two hundred thirty-six million, three hundred ninety-six thousand, three hundred ninety-seven".