100311330021 has 32 divisors (see below), whose sum is σ = 153474367488. Its totient is φ = 57089007360.

The previous prime is 100311330001. The next prime is 100311330029. The reversal of 100311330021 is 120033113001.

It is not a de Polignac number, because 100311330021 - 2⁶ = 100311329957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100311330029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7006156 + ... + 7020458.

It is an arithmetic number, because the mean of its divisors is an integer number (4796073984).

Almost surely, 2^100311330021 is an apocalyptic number.

It is an amenable number.

100311330021 is a deficient number, since it is larger than the sum of its proper divisors (53163037467).

100311330021 is a wasteful number, since it uses less digits than its factorization.

100311330021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15641.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 100311330021 its reverse (120033113001), we get a palindrome (220344443022).

The spelling of 100311330021 in words is "one hundred billion, three hundred eleven million, three hundred thirty thousand, twenty-one".