2220221111122 has 32 divisors (see below), whose sum is σ = 3809755422720. Its totient is φ = 950608094400.

The previous prime is 2220221111113. The next prime is 2220221111123. The reversal of 2220221111122 is 2211111220222.

It is a self number, because there is not a number n which added to its sum of digits gives 2220221111122.

It is not an unprimeable number, because it can be changed into a prime (2220221111123) 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, 184443688 + ... + 184455724.

It is an arithmetic number, because the mean of its divisors is an integer number (119054856960).

Almost surely, 2^{2220221111122} is an apocalyptic number.

2220221111122 is a deficient number, since it is larger than the sum of its proper divisors (1589534311598).

2220221111122 is a wasteful number, since it uses less digits than its factorization.

2220221111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23626.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2220221111122 its reverse (2211111220222), we get a palindrome (4431332331344).

The spelling of 2220221111122 in words is "two trillion, two hundred twenty billion, two hundred twenty-one million, one hundred eleven thousand, one hundred twenty-two".