222311302320 has 80 divisors (see below), whose sum is σ = 692773373952. Its totient is φ = 58972619520.

The previous prime is 222311302309. The next prime is 222311302387. The reversal of 222311302320 is 23203113222.

It is a happy number.

222311302320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

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, 2379022 + ... + 2470701.

Almost surely, 2^222311302320 is an apocalyptic number.

222311302320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222311302320 is an abundant number, since it is smaller than the sum of its proper divisors (470462071632).

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

222311302320 is a wasteful number, since it uses less digits than its factorization.

222311302320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4849930 (or 4849924 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 222311302320 its reverse (23203113222), we get a palindrome (245514415542).

The spelling of 222311302320 in words is "two hundred twenty-two billion, three hundred eleven million, three hundred two thousand, three hundred twenty".