22231303320 has 64 divisors (see below), whose sum is σ = 66865500000. Its totient is φ = 5913095168.

The previous prime is 22231303307. The next prime is 22231303397. The reversal of 22231303320 is 2330313222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191445 + ... + 284804.

Almost surely, 2^22231303320 is an apocalyptic number.

22231303320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22231303320 is an abundant number, since it is smaller than the sum of its proper divisors (44634196680).

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

22231303320 is a wasteful number, since it uses less digits than its factorization.

22231303320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476652 (or 476648 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 22231303320 its reverse (2330313222), we get a palindrome (24561616542).

The spelling of 22231303320 in words is "twenty-two billion, two hundred thirty-one million, three hundred three thousand, three hundred twenty".