222242102320 has 40 divisors (see below), whose sum is σ = 590529016224. Its totient is φ = 76197292032.

The previous prime is 222242102237. The next prime is 222242102347. The reversal of 222242102320 is 23201242222.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×222242102320² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222242102291 and 222242102300.

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, 198429889 + ... + 198431008.

Almost surely, 2^222242102320 is an apocalyptic number.

222242102320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222242102320 is an abundant number, since it is smaller than the sum of its proper divisors (368286913904).

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

222242102320 is a wasteful number, since it uses less digits than its factorization.

222242102320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396860917 (or 396860911 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 222242102320 its reverse (23201242222), we get a palindrome (245443344542).

The spelling of 222242102320 in words is "two hundred twenty-two billion, two hundred forty-two million, one hundred two thousand, three hundred twenty".