12002121212102 has 64 divisors (see below), whose sum is σ = 20994949353600. Its totient is φ = 5039863234560.

The previous prime is 12002121212047. The next prime is 12002121212117. The reversal of 12002121212102 is 20121212120021.

It is a congruent number.

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, 1157495174 + ... + 1157505542.

It is an arithmetic number, because the mean of its divisors is an integer number (328046083650).

Almost surely, 2^{12002121212102} is an apocalyptic number.

12002121212102 is a deficient number, since it is larger than the sum of its proper divisors (8992828141498).

12002121212102 is a wasteful number, since it uses less digits than its factorization.

12002121212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18801.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12002121212102 its reverse (20121212120021), we get a palindrome (32123333332123).

The spelling of 12002121212102 in words is "twelve trillion, two billion, one hundred twenty-one million, two hundred twelve thousand, one hundred two".