2220021011222 has 32 divisors (see below), whose sum is σ = 3840828606720. Its totient is φ = 942706383840.

The previous prime is 2220021011213. The next prime is 2220021011231. The reversal of 2220021011222 is 2221101200222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2220021011213) and next prime (2220021011231).

It is a self number, because there is not a number n which added to its sum of digits gives 2220021011222.

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, 904904 + ... + 2293227.

It is an arithmetic number, because the mean of its divisors is an integer number (120025893960).

Almost surely, 2^{2220021011222} is an apocalyptic number.

2220021011222 is a deficient number, since it is larger than the sum of its proper divisors (1620807595498).

2220021011222 is a wasteful number, since it uses less digits than its factorization.

2220021011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3198596.

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

Adding to 2220021011222 its reverse (2221101200222), we get a palindrome (4441122211444).

The spelling of 2220021011222 in words is "two trillion, two hundred twenty billion, twenty-one million, eleven thousand, two hundred twenty-two".