2031223122323 has 16 divisors (see below), whose sum is σ = 2059509029184. Its totient is φ = 2003108073600.

The previous prime is 2031223122319. The next prime is 2031223122373. The reversal of 2031223122323 is 3232213221302.

It is a cyclic number.

It is not a de Polignac number, because 2031223122323 - 2² = 2031223122319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2031223122292 and 2031223122301.

It is not an unprimeable number, because it can be changed into a prime (2031223122373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39579386 + ... + 39630672.

It is an arithmetic number, because the mean of its divisors is an integer number (128719314324).

Almost surely, 2^{2031223122323} is an apocalyptic number.

2031223122323 is a deficient number, since it is larger than the sum of its proper divisors (28285906861).

2031223122323 is a wasteful number, since it uses less digits than its factorization.

2031223122323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52942.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 2031223122323 its reverse (3232213221302), we get a palindrome (5263436343625).

The spelling of 2031223122323 in words is "two trillion, thirty-one billion, two hundred twenty-three million, one hundred twenty-two thousand, three hundred twenty-three".