222120222012120 has 32 divisors (see below), whose sum is σ = 666360666036720. Its totient is φ = 59232059203200.

The previous prime is 222120222012119. The next prime is 222120222012167. The reversal of 222120222012120 is 21210222021222.

It is a congruent number.

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, 925500924931 + ... + 925500925170.

Almost surely, 2^{222120222012120} is an apocalyptic number.

222120222012120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222120222012120 is an abundant number, since it is smaller than the sum of its proper divisors (444240444024600).

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

222120222012120 is a wasteful number, since it uses less digits than its factorization.

222120222012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851001850115 (or 1851001850111 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222120222012120 its reverse (21210222021222), we get a palindrome (243330444033342).

The spelling of 222120222012120 in words is "two hundred twenty-two trillion, one hundred twenty billion, two hundred twenty-two million, twelve thousand, one hundred twenty".