100313331999 has 4 divisors (see below), whose sum is σ = 133751109336. Its totient is φ = 66875554664.

The previous prime is 100313331973. The next prime is 100313332003. The reversal of 100313331999 is 999133313001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100313331999 - 2⁵ = 100313331967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100313331999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100313331949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16718888664 + ... + 16718888669.

It is an arithmetic number, because the mean of its divisors is an integer number (33437777334).

Almost surely, 2^100313331999 is an apocalyptic number.

100313331999 is a deficient number, since it is larger than the sum of its proper divisors (33437777337).

100313331999 is an equidigital number, since it uses as much as digits as its factorization.

100313331999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33437777336.

The product of its (nonzero) digits is 59049, while the sum is 42.

The spelling of 100313331999 in words is "one hundred billion, three hundred thirteen million, three hundred thirty-one thousand, nine hundred ninety-nine".