2220221220112 has 20 divisors (see below), whose sum is σ = 4916204130496. Its totient is φ = 951523380000.

The previous prime is 2220221220079. The next prime is 2220221220187. The reversal of 2220221220112 is 2110221220222.

It is a self number, because there is not a number n which added to its sum of digits gives 2220221220112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9911701764 + ... + 9911701987.

Almost surely, 2^{2220221220112} is an apocalyptic number.

It is an amenable number.

2220221220112 is an abundant number, since it is smaller than the sum of its proper divisors (2695982910384).

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

2220221220112 is a wasteful number, since it uses less digits than its factorization.

2220221220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19823403766 (or 19823403760 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2220221220112 its reverse (2110221220222), we get a palindrome (4330442440334).

The spelling of 2220221220112 in words is "two trillion, two hundred twenty billion, two hundred twenty-one million, two hundred twenty thousand, one hundred twelve".