2131233020331 has 8 divisors (see below), whose sum is σ = 2841692926464. Its totient is φ = 1420797563880.

The previous prime is 2131233020321. The next prime is 2131233020419. The reversal of 2131233020331 is 1330203321312.

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

It is not a de Polignac number, because 2131233020331 - 2³⁵ = 2096873281963 is a prime.

It is a super-2 number, since 2×2131233020331² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2131233020311) 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, 5908051 + ... + 6258396.

It is an arithmetic number, because the mean of its divisors is an integer number (355211615808).

Almost surely, 2^{2131233020331} is an apocalyptic number.

2131233020331 is a deficient number, since it is larger than the sum of its proper divisors (710459906133).

2131233020331 is a wasteful number, since it uses less digits than its factorization.

2131233020331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12224841.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2131233020331 its reverse (1330203321312), we get a palindrome (3461436341643).

The spelling of 2131233020331 in words is "two trillion, one hundred thirty-one billion, two hundred thirty-three million, twenty thousand, three hundred thirty-one".