222000203120 has 20 divisors (see below), whose sum is σ = 516150472440. Its totient is φ = 88800081216.

The previous prime is 222000203111. The next prime is 222000203203. The reversal of 222000203120 is 21302000222.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 222000203095 and 222000203104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1387501190 + ... + 1387501349.

It is an arithmetic number, because the mean of its divisors is an integer number (25807523622).

Almost surely, 2^222000203120 is an apocalyptic number.

222000203120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222000203120 is an abundant number, since it is smaller than the sum of its proper divisors (294150269320).

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

222000203120 is a wasteful number, since it uses less digits than its factorization.

222000203120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775002552 (or 2775002546 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 222000203120 its reverse (21302000222), we get a palindrome (243302203342).

The spelling of 222000203120 in words is "two hundred twenty-two billion, two hundred three thousand, one hundred twenty".