2122200021122 has 8 divisors (see below), whose sum is σ = 3183315998016. Its totient is φ = 1061094688452.

The previous prime is 2122200021121. The next prime is 2122200021163. The reversal of 2122200021122 is 2211200022212.

It is a happy number.

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

It is a super-2 number, since 2×2122200021122² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2122200021122.

It is not an unprimeable number, because it can be changed into a prime (2122200021121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2142398 + ... + 2972249.

It is an arithmetic number, because the mean of its divisors is an integer number (397914499752).

Almost surely, 2^{2122200021122} is an apocalyptic number.

2122200021122 is a deficient number, since it is larger than the sum of its proper divisors (1061115976894).

2122200021122 is a wasteful number, since it uses less digits than its factorization.

2122200021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5322112.

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

Adding to 2122200021122 its reverse (2211200022212), we get a palindrome (4333400043334).

The spelling of 2122200021122 in words is "two trillion, one hundred twenty-two billion, two hundred million, twenty-one thousand, one hundred twenty-two".