2031311202023 has 2 divisors, whose sum is σ = 2031311202024. Its totient is φ = 2031311202022.

The previous prime is 2031311201993. The next prime is 2031311202047. The reversal of 2031311202023 is 3202021131302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2031311202023 - 2¹⁰ = 2031311200999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2031311201986 and 2031311202004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2031311205023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015655601011 + 1015655601012.

It is an arithmetic number, because the mean of its divisors is an integer number (1015655601012).

Almost surely, 2^{2031311202023} is an apocalyptic number.

2031311202023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031311202023 is an equidigital number, since it uses as much as digits as its factorization.

2031311202023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2031311202023 its reverse (3202021131302), we get a palindrome (5233332333325).

The spelling of 2031311202023 in words is "two trillion, thirty-one billion, three hundred eleven million, two hundred two thousand, twenty-three".