1320031322023 has 16 divisors (see below), whose sum is σ = 1396515012480. Its totient is φ = 1246272332800.

The previous prime is 1320031322017. The next prime is 1320031322053. The reversal of 1320031322023 is 3202231300231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1320031322023 is a prime.

It is a super-2 number, since 2×1320031322023² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1320031321985 and 1320031322003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320031322053) 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, 3676918 + ... + 4019923.

It is an arithmetic number, because the mean of its divisors is an integer number (87282188280).

Almost surely, 2^{1320031322023} is an apocalyptic number.

1320031322023 is a deficient number, since it is larger than the sum of its proper divisors (76483690457).

1320031322023 is an equidigital number, since it uses as much as digits as its factorization.

1320031322023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7697018.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 1320031322023 its reverse (3202231300231), we get a palindrome (4522262622254).

The spelling of 1320031322023 in words is "one trillion, three hundred twenty billion, thirty-one million, three hundred twenty-two thousand, twenty-three".