100394157233 has 2 divisors, whose sum is σ = 100394157234. Its totient is φ = 100394157232.

The previous prime is 100394157191. The next prime is 100394157251. The reversal of 100394157233 is 332751493001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57143468209 + 43250689024 = 239047^2 + 207968^2 .

It is a cyclic number.

It is not a de Polignac number, because 100394157233 - 2¹² = 100394153137 is a prime.

It is not a weakly prime, because it can be changed into another prime (100394157433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50197078616 + 50197078617.

It is an arithmetic number, because the mean of its divisors is an integer number (50197078617).

Almost surely, 2^100394157233 is an apocalyptic number.

It is an amenable number.

100394157233 is a deficient number, since it is larger than the sum of its proper divisors (1).

100394157233 is an equidigital number, since it uses as much as digits as its factorization.

100394157233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 38.

The spelling of 100394157233 in words is "one hundred billion, three hundred ninety-four million, one hundred fifty-seven thousand, two hundred thirty-three".