12002123210122 has 64 divisors (see below), whose sum is σ = 18790462664064. Its totient is φ = 5745057960960.

The previous prime is 12002123210113. The next prime is 12002123210141. The reversal of 12002123210122 is 22101232120021.

It is a self number, because there is not a number n which added to its sum of digits gives 12002123210122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 970019128 + ... + 970031500.

It is an arithmetic number, because the mean of its divisors is an integer number (293600979126).

Almost surely, 2^{12002123210122} is an apocalyptic number.

12002123210122 is a deficient number, since it is larger than the sum of its proper divisors (6788339453942).

12002123210122 is a wasteful number, since it uses less digits than its factorization.

12002123210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13303.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12002123210122 its reverse (22101232120021), we get a palindrome (34103355330143).

The spelling of 12002123210122 in words is "twelve trillion, two billion, one hundred twenty-three million, two hundred ten thousand, one hundred twenty-two".