1323122232023 has 4 divisors (see below), whose sum is σ = 1327119580488. Its totient is φ = 1319124883560.

The previous prime is 1323122232017. The next prime is 1323122232067. The reversal of 1323122232023 is 3202322213231.

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 1323122232023 - 2⁴⁰ = 223610604247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1323122231983 and 1323122232001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323122238023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1998673736 + ... + 1998674397.

It is an arithmetic number, because the mean of its divisors is an integer number (331779895122).

Almost surely, 2^{1323122232023} is an apocalyptic number.

1323122232023 is a deficient number, since it is larger than the sum of its proper divisors (3997348465).

1323122232023 is an equidigital number, since it uses as much as digits as its factorization.

1323122232023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3997348464.

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

Adding to 1323122232023 its reverse (3202322213231), we get a palindrome (4525444445254).

The spelling of 1323122232023 in words is "one trillion, three hundred twenty-three billion, one hundred twenty-two million, two hundred thirty-two thousand, twenty-three".