222102121320 has 96 divisors (see below), whose sum is σ = 728578113120. Its totient is φ = 58673696640.

The previous prime is 222102121313. The next prime is 222102121361. The reversal of 222102121320 is 23121201222.

222102121320 is a `hidden beast` number, since 2 + 221 + 0 + 2 + 121 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222102121293 and 222102121302.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2844426 + ... + 2921465.

It is an arithmetic number, because the mean of its divisors is an integer number (7589355345).

Almost surely, 2^222102121320 is an apocalyptic number.

222102121320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222102121320 is an abundant number, since it is smaller than the sum of its proper divisors (506475991800).

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

222102121320 is a wasteful number, since it uses less digits than its factorization.

222102121320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5766015 (or 5766008 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222102121320 its reverse (23121201222), we get a palindrome (245223322542).

The spelling of 222102121320 in words is "two hundred twenty-two billion, one hundred two million, one hundred twenty-one thousand, three hundred twenty".