2220002120120 has 32 divisors (see below), whose sum is σ = 4996518246720. Its totient is φ = 887731785600.

The previous prime is 2220002120087. The next prime is 2220002120243. The reversal of 2220002120120 is 210212000222.

It is a junction number, because it is equal to n+sod(n) for n = 2220002120095 and 2220002120104.

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, 8274512 + ... + 8538591.

It is an arithmetic number, because the mean of its divisors is an integer number (156141195210).

Almost surely, 2^{2220002120120} is an apocalyptic number.

2220002120120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220002120120 is an abundant number, since it is smaller than the sum of its proper divisors (2776516126600).

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

2220002120120 is a wasteful number, since it uses less digits than its factorization.

2220002120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16816415 (or 16816411 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2220002120120 its reverse (210212000222), we get a palindrome (2430214120342).

The spelling of 2220002120120 in words is "two trillion, two hundred twenty billion, two million, one hundred twenty thousand, one hundred twenty".