2220000001222 has 32 divisors (see below), whose sum is σ = 3533991122592. Its totient is φ = 1042305859584.

The previous prime is 2220000001217. The next prime is 2220000001231. The reversal of 2220000001222 is 2221000000222.

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, 28221898 + ... + 28300450.

It is an arithmetic number, because the mean of its divisors is an integer number (110437222581).

Almost surely, 2^{2220000001222} is an apocalyptic number.

2220000001222 is a deficient number, since it is larger than the sum of its proper divisors (1313991121370).

2220000001222 is a wasteful number, since it uses less digits than its factorization.

2220000001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80472.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2220000001222 its reverse (2221000000222), we get a palindrome (4441000001444).

The spelling of 2220000001222 in words is "two trillion, two hundred twenty billion, one thousand, two hundred twenty-two".