20322112023 has 6 divisors (see below), whose sum is σ = 29354161824. Its totient is φ = 13548074676.

The previous prime is 20322111983. The next prime is 20322112037. The reversal of 20322112023 is 32021122302.

It is not a de Polignac number, because 20322112023 - 2¹⁰ = 20322110999 is a prime.

It is a super-2 number, since 2×20322112023² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20322111987 and 20322112005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20322119023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1129006215 + ... + 1129006232.

It is an arithmetic number, because the mean of its divisors is an integer number (4892360304).

Almost surely, 2^20322112023 is an apocalyptic number.

20322112023 is a deficient number, since it is larger than the sum of its proper divisors (9032049801).

20322112023 is a wasteful number, since it uses less digits than its factorization.

20322112023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258012453 (or 2258012450 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20322112023 its reverse (32021122302), we get a palindrome (52343234325).

The spelling of 20322112023 in words is "twenty billion, three hundred twenty-two million, one hundred twelve thousand, twenty-three".