222310323220 has 24 divisors (see below), whose sum is σ = 474764421600. Its totient is φ = 87416940192.

The previous prime is 222310323203. The next prime is 222310323239. The reversal of 222310323220 is 22323013222.

It is a junction number, because it is equal to n+sod(n) for n = 222310323191 and 222310323200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94198110 + ... + 94200469.

It is an arithmetic number, because the mean of its divisors is an integer number (19781850900).

Almost surely, 2^222310323220 is an apocalyptic number.

222310323220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222310323220 is an abundant number, since it is smaller than the sum of its proper divisors (252454098380).

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

222310323220 is a wasteful number, since it uses less digits than its factorization.

222310323220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188398647 (or 188398645 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 222310323220 its reverse (22323013222), we get a palindrome (244633336442).

The spelling of 222310323220 in words is "two hundred twenty-two billion, three hundred ten million, three hundred twenty-three thousand, two hundred twenty".