10311003020021 has 16 divisors (see below), whose sum is σ = 12087797313600. Its totient is φ = 8690573210880.

The previous prime is 10311003019997. The next prime is 10311003020023. The reversal of 10311003020021 is 12002030011301.

It is not a de Polignac number, because 10311003020021 - 2³⁰ = 10309929278197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10311003019978 and 10311003020005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10311003020023) 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 15 ways as a sum of consecutive naturals, for example, 411472946 + ... + 411498003.

It is an arithmetic number, because the mean of its divisors is an integer number (755487332100).

Almost surely, 2^{10311003020021} is an apocalyptic number.

10311003020021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10311003020021 is a deficient number, since it is larger than the sum of its proper divisors (1776794293579).

10311003020021 is a wasteful number, since it uses less digits than its factorization.

10311003020021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822971044.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10311003020021 its reverse (12002030011301), we get a palindrome (22313033031322).

The spelling of 10311003020021 in words is "ten trillion, three hundred eleven billion, three million, twenty thousand, twenty-one".