12002000212122 has 16 divisors (see below), whose sum is σ = 24307848531840. Its totient is φ = 3950025386112.

The previous prime is 12002000212093. The next prime is 12002000212133. The reversal of 12002000212122 is 22121200020021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12660337303 + ... + 12660338250.

It is an arithmetic number, because the mean of its divisors is an integer number (1519240533240).

Almost surely, 2^{12002000212122} is an apocalyptic number.

12002000212122 is an abundant number, since it is smaller than the sum of its proper divisors (12305848319718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12002000212122 is a wasteful number, since it uses less digits than its factorization.

12002000212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25320675637.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12002000212122 its reverse (22121200020021), we get a palindrome (34123200232143).

The spelling of 12002000212122 in words is "twelve trillion, two billion, two hundred twelve thousand, one hundred twenty-two".