212200120121122 has 64 divisors (see below), whose sum is σ = 377160183671040. Its totient is φ = 87609878496000.

The previous prime is 212200120121111. The next prime is 212200120121149. The reversal of 212200120121122 is 221121021002212.

It is a self number, because there is not a number n which added to its sum of digits gives 212200120121122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3079033408 + ... + 3079102324.

It is an arithmetic number, because the mean of its divisors is an integer number (5893127869860).

Almost surely, 2^{212200120121122} is an apocalyptic number.

212200120121122 is a deficient number, since it is larger than the sum of its proper divisors (164960063549918).

212200120121122 is a wasteful number, since it uses less digits than its factorization.

212200120121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85867.

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

Adding to 212200120121122 its reverse (221121021002212), we get a palindrome (433321141123334).

The spelling of 212200120121122 in words is "two hundred twelve trillion, two hundred billion, one hundred twenty million, one hundred twenty-one thousand, one hundred twenty-two".