12002101212111 has 16 divisors (see below), whose sum is σ = 16188695308800. Its totient is φ = 7908521594688.

The previous prime is 12002101212089. The next prime is 12002101212151. The reversal of 12002101212111 is 11121210120021.

It is a happy number.

It is not a de Polignac number, because 12002101212111 - 2⁷ = 12002101211983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002101212151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7742791 + ... + 9162696.

It is an arithmetic number, because the mean of its divisors is an integer number (1011793456800).

Almost surely, 2^{12002101212111} is an apocalyptic number.

12002101212111 is a deficient number, since it is larger than the sum of its proper divisors (4186594096689).

12002101212111 is a wasteful number, since it uses less digits than its factorization.

12002101212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16908238.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12002101212111 its reverse (11121210120021), we get a palindrome (23123311332132).

The spelling of 12002101212111 in words is "twelve trillion, two billion, one hundred one million, two hundred twelve thousand, one hundred eleven".