2221200122122 has 8 divisors (see below), whose sum is σ = 3362938502976. Its totient is φ = 1100220621132.

The previous prime is 2221200122093. The next prime is 2221200122147. The reversal of 2221200122122 is 2212210021222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2221200122122.

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, 5189719698 + ... + 5189720125.

It is an arithmetic number, because the mean of its divisors is an integer number (420367312872).

Almost surely, 2^{2221200122122} is an apocalyptic number.

2221200122122 is a deficient number, since it is larger than the sum of its proper divisors (1141738380854).

2221200122122 is a wasteful number, since it uses less digits than its factorization.

2221200122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10379439932.

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

Adding to 2221200122122 its reverse (2212210021222), we get a palindrome (4433410143344).

The spelling of 2221200122122 in words is "two trillion, two hundred twenty-one billion, two hundred million, one hundred twenty-two thousand, one hundred twenty-two".