2120000002220 has 48 divisors (see below), whose sum is σ = 4645712594880. Its totient is φ = 811104704256.

The previous prime is 2120000002213. The next prime is 2120000002223. The reversal of 2120000002220 is 222000000212.

2120000002220 is a modest number, since divided by 2220 gives 2120 as remainder.

It is not an unprimeable number, because it can be changed into a prime (2120000002223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21104834 + ... + 21205046.

It is an arithmetic number, because the mean of its divisors is an integer number (96785679060).

Almost surely, 2^{2120000002220} is an apocalyptic number.

2120000002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120000002220 is an abundant number, since it is smaller than the sum of its proper divisors (2525712592660).

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

2120000002220 is a wasteful number, since it uses less digits than its factorization.

2120000002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146234 (or 146232 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 2120000002220 its reverse (222000000212), we get a palindrome (2342000002432).

The spelling of 2120000002220 in words is "two trillion, one hundred twenty billion, two thousand, two hundred twenty".