2220122021120 has 144 divisors (see below), whose sum is σ = 5356415221248. Its totient is φ = 881631682560.

The previous prime is 2220122021083. The next prime is 2220122021207. The reversal of 2220122021120 is 211202210222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140621867 + ... + 140637653.

Almost surely, 2^{2220122021120} is an apocalyptic number.

2220122021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2220122021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2678207610624).

2220122021120 is an abundant number, since it is smaller than the sum of its proper divisors (3136293200128).

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

2220122021120 is a wasteful number, since it uses less digits than its factorization.

2220122021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16596 (or 16582 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2220122021120 its reverse (211202210222), we get a palindrome (2431324231342).

The spelling of 2220122021120 in words is "two trillion, two hundred twenty billion, one hundred twenty-two million, twenty-one thousand, one hundred twenty".