20232223320031 has 4 divisors (see below), whose sum is σ = 21297077179000. Its totient is φ = 19167369461064.

The previous prime is 20232223319989. The next prime is 20232223320083. The reversal of 20232223320031 is 13002332223202.

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 20232223320031 - 2³⁵ = 20197863581663 is a prime.

It is a super-2 number, since 2×20232223320031² (a number of 27 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 = 20232223319978 and 20232223320005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20232223320091) 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, 532426929456 + ... + 532426929493.

It is an arithmetic number, because the mean of its divisors is an integer number (5324269294750).

Almost surely, 2^{20232223320031} is an apocalyptic number.

20232223320031 is a deficient number, since it is larger than the sum of its proper divisors (1064853858969).

20232223320031 is a wasteful number, since it uses less digits than its factorization.

20232223320031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064853858968.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 20232223320031 its reverse (13002332223202), we get a palindrome (33234555543233).

The spelling of 20232223320031 in words is "twenty trillion, two hundred thirty-two billion, two hundred twenty-three million, three hundred twenty thousand, thirty-one".