2031322021323 has 96 divisors (see below), whose sum is σ = 3195536762880. Its totient is φ = 1124252213760.

The previous prime is 2031322021219. The next prime is 2031322021331. The reversal of 2031322021323 is 3231202231302.

It is not a de Polignac number, because 2031322021323 - 2⁹ = 2031322020811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2031322021293 and 2031322021302.

It is not an unprimeable number, because it can be changed into a prime (2031322021423) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2771243865 + ... + 2771244597.

It is an arithmetic number, because the mean of its divisors is an integer number (33286841280).

Almost surely, 2^{2031322021323} is an apocalyptic number.

2031322021323 is a deficient number, since it is larger than the sum of its proper divisors (1164214741557).

2031322021323 is a wasteful number, since it uses less digits than its factorization.

2031322021323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389 (or 1336 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 2031322021323 its reverse (3231202231302), we get a palindrome (5262524252625).

The spelling of 2031322021323 in words is "two trillion, thirty-one billion, three hundred twenty-two million, twenty-one thousand, three hundred twenty-three".