100338912857 has 2 divisors, whose sum is σ = 100338912858. Its totient is φ = 100338912856.

The previous prime is 100338912841. The next prime is 100338912887. The reversal of 100338912857 is 758219833001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96409629001 + 3929283856 = 310499^2 + 62684^2 .

It is a cyclic number.

It is not a de Polignac number, because 100338912857 - 2⁴ = 100338912841 is a prime.

It is not a weakly prime, because it can be changed into another prime (100338912887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50169456428 + 50169456429.

It is an arithmetic number, because the mean of its divisors is an integer number (50169456429).

Almost surely, 2^100338912857 is an apocalyptic number.

It is an amenable number.

100338912857 is a deficient number, since it is larger than the sum of its proper divisors (1).

100338912857 is an equidigital number, since it uses as much as digits as its factorization.

100338912857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 100338912857 in words is "one hundred billion, three hundred thirty-eight million, nine hundred twelve thousand, eight hundred fifty-seven".