2222012111120 has 80 divisors (see below), whose sum is σ = 5359637430000. Its totient is φ = 855697188864.

The previous prime is 2222012111027. The next prime is 2222012111153. The reversal of 2222012111120 is 211112102222.

It can be written as a sum of positive squares in 8 ways, for example, as 146937288976 + 2075074822144 = 383324^2 + 1440512^2 .

It is a tau number, because it is divible by the number of its divisors (80).

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, 562475 + ... + 2181834.

It is an arithmetic number, because the mean of its divisors is an integer number (66995467875).

Almost surely, 2^{2222012111120} is an apocalyptic number.

2222012111120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222012111120 is an abundant number, since it is smaller than the sum of its proper divisors (3137625318880).

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

2222012111120 is a wasteful number, since it uses less digits than its factorization.

2222012111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2744700 (or 2744694 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2222012111120 its reverse (211112102222), we get a palindrome (2433124213342).

The spelling of 2222012111120 in words is "two trillion, two hundred twenty-two billion, twelve million, one hundred eleven thousand, one hundred twenty".