12021022200122 has 32 divisors (see below), whose sum is σ = 19484231405184. Its totient is φ = 5529410827200.

The previous prime is 12021022200091. The next prime is 12021022200139. The reversal of 12021022200122 is 22100222012021.

It is a happy number.

12021022200122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12021022200122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50102468 + ... + 50341824.

It is an arithmetic number, because the mean of its divisors is an integer number (608882231412).

Almost surely, 2^{12021022200122} is an apocalyptic number.

12021022200122 is a deficient number, since it is larger than the sum of its proper divisors (7463209205062).

12021022200122 is a wasteful number, since it uses less digits than its factorization.

12021022200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245894.

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

Adding to 12021022200122 its reverse (22100222012021), we get a palindrome (34121244212143).

The spelling of 12021022200122 in words is "twelve trillion, twenty-one billion, twenty-two million, two hundred thousand, one hundred twenty-two".