20222424423 has 6 divisors (see below), whose sum is σ = 29210168624. Its totient is φ = 13481616276.

The previous prime is 20222424421. The next prime is 20222424427. The reversal of 20222424423 is 32442422202.

It is not a de Polignac number, because 20222424423 - 2¹ = 20222424421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222424421) 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, 1123468015 + ... + 1123468032.

Almost surely, 2^20222424423 is an apocalyptic number.

20222424423 is a deficient number, since it is larger than the sum of its proper divisors (8987744201).

20222424423 is a wasteful number, since it uses less digits than its factorization.

20222424423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2246936053 (or 2246936050 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 20222424423 its reverse (32442422202), we get a palindrome (52664846625).

The spelling of 20222424423 in words is "twenty billion, two hundred twenty-two million, four hundred twenty-four thousand, four hundred twenty-three".