222303201320 has 32 divisors (see below), whose sum is σ = 500197939200. Its totient is φ = 88918483008.

The previous prime is 222303201293. The next prime is 222303201349. The reversal of 222303201320 is 23102303222.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 222303201292 and 222303201301.

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, 1603817 + ... + 1736903.

It is an arithmetic number, because the mean of its divisors is an integer number (15631185600).

Almost surely, 2^222303201320 is an apocalyptic number.

222303201320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222303201320 is an abundant number, since it is smaller than the sum of its proper divisors (277894737880).

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

222303201320 is a wasteful number, since it uses less digits than its factorization.

222303201320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174857 (or 174853 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 222303201320 its reverse (23102303222), we get a palindrome (245405504542).

The spelling of 222303201320 in words is "two hundred twenty-two billion, three hundred three million, two hundred one thousand, three hundred twenty".