23222420422 has 16 divisors (see below), whose sum is σ = 36066979440. Its totient is φ = 11200809312.

The previous prime is 23222420411. The next prime is 23222420449. The reversal of 23222420422 is 22402422232.

It is a super-2 number, since 2×23222420422² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113133 + ... + 243400.

It is an arithmetic number, because the mean of its divisors is an integer number (2254186215).

Almost surely, 2^23222420422 is an apocalyptic number.

23222420422 is a deficient number, since it is larger than the sum of its proper divisors (12844559018).

23222420422 is a wasteful number, since it uses less digits than its factorization.

23222420422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357687.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 23222420422 its reverse (22402422232), we get a palindrome (45624842654).

The spelling of 23222420422 in words is "twenty-three billion, two hundred twenty-two million, four hundred twenty thousand, four hundred twenty-two".