100313121330 has 64 divisors (see below), whose sum is σ = 270259476480. Its totient is φ = 26474383872.

The previous prime is 100313121323. The next prime is 100313121353. The reversal of 100313121330 is 33121313001.

It is a happy number.

100313121330 is a `hidden beast` number, since 1 + 0 + 0 + 313 + 1 + 21 + 330 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1888914 + ... + 1941293.

It is an arithmetic number, because the mean of its divisors is an integer number (4222804320).

Almost surely, 2^100313121330 is an apocalyptic number.

100313121330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100313121330 is an abundant number, since it is smaller than the sum of its proper divisors (169946355150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100313121330 is a wasteful number, since it uses less digits than its factorization.

100313121330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3830320 (or 3830314 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 100313121330 its reverse (33121313001), we get a palindrome (133434434331).

The spelling of 100313121330 in words is "one hundred billion, three hundred thirteen million, one hundred twenty-one thousand, three hundred thirty".