222022200120 has 128 divisors (see below), whose sum is σ = 766328256000. Its totient is φ = 50407312896.

The previous prime is 222022200079. The next prime is 222022200223. The reversal of 222022200120 is 21002220222.

It is a super-2 number, since 2×222022200120² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 222022200120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 761794 + ... + 1012113.

It is an arithmetic number, because the mean of its divisors is an integer number (5986939500).

Almost surely, 2^222022200120 is an apocalyptic number.

222022200120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222022200120 is an abundant number, since it is smaller than the sum of its proper divisors (544306055880).

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

222022200120 is a wasteful number, since it uses less digits than its factorization.

222022200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1774077 (or 1774073 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 222022200120 its reverse (21002220222), we get a palindrome (243024420342).

The spelling of 222022200120 in words is "two hundred twenty-two billion, twenty-two million, two hundred thousand, one hundred twenty".