101310330021 has 16 divisors (see below), whose sum is σ = 137156099520. Its totient is φ = 66509994240.

The previous prime is 101310329987. The next prime is 101310330029. The reversal of 101310330021 is 120033013101.

It is not a de Polignac number, because 101310330021 - 2⁶ = 101310329957 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101310330029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 897060 + ... + 1003661.

It is an arithmetic number, because the mean of its divisors is an integer number (8572256220).

Almost surely, 2^101310330021 is an apocalyptic number.

It is an amenable number.

101310330021 is a deficient number, since it is larger than the sum of its proper divisors (35845769499).

101310330021 is a wasteful number, since it uses less digits than its factorization.

101310330021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900996.

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

Adding to 101310330021 its reverse (120033013101), we get a palindrome (221343343122).

The spelling of 101310330021 in words is "one hundred one billion, three hundred ten million, three hundred thirty thousand, twenty-one".