22023323031 has 4 divisors (see below), whose sum is σ = 29364430712. Its totient is φ = 14682215352.

The previous prime is 22023323011. The next prime is 22023323053. The reversal of 22023323031 is 13032332022.

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

It is not a de Polignac number, because 22023323031 - 2⁷ = 22023322903 is a prime.

It is a super-2 number, since 2×22023323031² (a number of 21 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 = 22023322989 and 22023323007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22023323011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3670553836 + ... + 3670553841.

It is an arithmetic number, because the mean of its divisors is an integer number (7341107678).

Almost surely, 2^22023323031 is an apocalyptic number.

22023323031 is a deficient number, since it is larger than the sum of its proper divisors (7341107681).

22023323031 is an equidigital number, since it uses as much as digits as its factorization.

22023323031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7341107680.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 22023323031 its reverse (13032332022), we get a palindrome (35055655053).

It can be divided in two parts, 2202 and 3323031, that added together give a palindrome (3325233).

The spelling of 22023323031 in words is "twenty-two billion, twenty-three million, three hundred twenty-three thousand, thirty-one".