990313133103 has 20 divisors (see below), whose sum is σ = 1690693321680. Its totient is φ = 565893218592.

The previous prime is 990313133099. The next prime is 990313133123. The reversal of 990313133103 is 301331313099.

990313133103 is a `hidden beast` number, since 9 + 9 + 0 + 313 + 1 + 331 + 0 + 3 = 666.

990313133103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 990313133103 - 2² = 990313133099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (990313133123) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 873291438 + ... + 873292571.

It is an arithmetic number, because the mean of its divisors is an integer number (84534666084).

Almost surely, 2^990313133103 is an apocalyptic number.

990313133103 is a deficient number, since it is larger than the sum of its proper divisors (700380188577).

990313133103 is a wasteful number, since it uses less digits than its factorization.

990313133103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746584028 (or 1746584019 counting only the distinct ones).

The product of its (nonzero) digits is 19683, while the sum is 36.

The spelling of 990313133103 in words is "nine hundred ninety billion, three hundred thirteen million, one hundred thirty-three thousand, one hundred three".