2131023031023 has 8 divisors (see below), whose sum is σ = 2841685825536. Its totient is φ = 1420521128600.

The previous prime is 2131023031019. The next prime is 2131023031069. The reversal of 2131023031023 is 3201303201312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2131023031023 - 2² = 2131023031019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131023031013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40192113 + ... + 40245098.

It is an arithmetic number, because the mean of its divisors is an integer number (355210728192).

Almost surely, 2^{2131023031023} is an apocalyptic number.

2131023031023 is a deficient number, since it is larger than the sum of its proper divisors (710662794513).

2131023031023 is an equidigital number, since it uses as much as digits as its factorization.

2131023031023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80446045.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2131023031023 its reverse (3201303201312), we get a palindrome (5332326232335).

The spelling of 2131023031023 in words is "two trillion, one hundred thirty-one billion, twenty-three million, thirty-one thousand, twenty-three".