2131023021003 has 24 divisors (see below), whose sum is σ = 3144327544800. Its totient is φ = 1390370002560.

The previous prime is 2131023020999. The next prime is 2131023021053. The reversal of 2131023021003 is 3001203201312.

2131023021003 is a `hidden beast` number, since 21 + 310 + 230 + 2 + 100 + 3 = 666.

It is not a de Polignac number, because 2131023021003 - 2² = 2131023020999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2131023021053) 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 23 ways as a sum of consecutive naturals, for example, 9643626 + ... + 9862127.

It is an arithmetic number, because the mean of its divisors is an integer number (131013647700).

Almost surely, 2^{2131023021003} is an apocalyptic number.

2131023021003 is a deficient number, since it is larger than the sum of its proper divisors (1013304523797).

2131023021003 is a wasteful number, since it uses less digits than its factorization.

2131023021003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19506019 (or 19506016 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 2131023021003 its reverse (3001203201312), we get a palindrome (5132226222315).

The spelling of 2131023021003 in words is "two trillion, one hundred thirty-one billion, twenty-three million, twenty-one thousand, three".