2210112122122 has 16 divisors (see below), whose sum is σ = 3498762101760. Its totient is φ = 1044161800992.

The previous prime is 2210112122117. The next prime is 2210112122129. The reversal of 2210112122122 is 2212212110122.

It is a super-2 number, since 2×2210112122122² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 2210112122122.

It is not an unprimeable number, because it can be changed into a prime (2210112122129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75913443 + ... + 75942550.

It is an arithmetic number, because the mean of its divisors is an integer number (218672631360).

Almost surely, 2^{2210112122122} is an apocalyptic number.

2210112122122 is a deficient number, since it is larger than the sum of its proper divisors (1288649979638).

2210112122122 is a wasteful number, since it uses less digits than its factorization.

2210112122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151856397.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2210112122122 its reverse (2212212110122), we get a palindrome (4422324232244).

The spelling of 2210112122122 in words is "two trillion, two hundred ten billion, one hundred twelve million, one hundred twenty-two thousand, one hundred twenty-two".