22303422420 has 24 divisors (see below), whose sum is σ = 62449582944. Its totient is φ = 5947579296.

The previous prime is 22303422397. The next prime is 22303422443. The reversal of 22303422420 is 2422430322.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22303422397) and next prime (22303422443).

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, 185861794 + ... + 185861913.

It is an arithmetic number, because the mean of its divisors is an integer number (2602065956).

Almost surely, 2^22303422420 is an apocalyptic number.

22303422420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22303422420 is an abundant number, since it is smaller than the sum of its proper divisors (40146160524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22303422420 is a wasteful number, since it uses less digits than its factorization.

22303422420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371723719 (or 371723717 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 22303422420 its reverse (2422430322), we get a palindrome (24725852742).

The spelling of 22303422420 in words is "twenty-two billion, three hundred three million, four hundred twenty-two thousand, four hundred twenty".