2220202121122 has 16 divisors (see below), whose sum is σ = 3481247923200. Its totient is φ = 1060692721920.

The previous prime is 2220202121087. The next prime is 2220202121131. The reversal of 2220202121122 is 2211212020222.

It is a self number, because there is not a number n which added to its sum of digits gives 2220202121122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226638847 + ... + 226648642.

It is an arithmetic number, because the mean of its divisors is an integer number (217577995200).

Almost surely, 2^{2220202121122} is an apocalyptic number.

2220202121122 is a deficient number, since it is larger than the sum of its proper divisors (1261045802078).

2220202121122 is a wasteful number, since it uses less digits than its factorization.

2220202121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453287601.

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

Adding to 2220202121122 its reverse (2211212020222), we get a palindrome (4431414141344).

The spelling of 2220202121122 in words is "two trillion, two hundred twenty billion, two hundred two million, one hundred twenty-one thousand, one hundred twenty-two".