1312132022023 has 4 divisors (see below), whose sum is σ = 1334371547880. Its totient is φ = 1289892496168.

The previous prime is 1312132022017. The next prime is 1312132022099. The reversal of 1312132022023 is 3202202312131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1312132022023 - 2¹³ = 1312132013831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1312132021985 and 1312132022003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312132022323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11119762840 + ... + 11119762957.

It is an arithmetic number, because the mean of its divisors is an integer number (333592886970).

Almost surely, 2^{1312132022023} is an apocalyptic number.

1312132022023 is a deficient number, since it is larger than the sum of its proper divisors (22239525857).

1312132022023 is an equidigital number, since it uses as much as digits as its factorization.

1312132022023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22239525856.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1312132022023 its reverse (3202202312131), we get a palindrome (4514334334154).

The spelling of 1312132022023 in words is "one trillion, three hundred twelve billion, one hundred thirty-two million, twenty-two thousand, twenty-three".