22303531420 has 24 divisors (see below), whose sum is σ = 47292152544. Its totient is φ = 8834796096.

The previous prime is 22303531417. The next prime is 22303531447. The reversal of 22303531420 is 2413530322.

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, 5411419 + ... + 5415538.

It is an arithmetic number, because the mean of its divisors is an integer number (1970506356).

Almost surely, 2^22303531420 is an apocalyptic number.

22303531420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22303531420 is an abundant number, since it is smaller than the sum of its proper divisors (24988621124).

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

22303531420 is a wasteful number, since it uses less digits than its factorization.

22303531420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10827069 (or 10827067 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The spelling of 22303531420 in words is "twenty-two billion, three hundred three million, five hundred thirty-one thousand, four hundred twenty".