12012212120102 has 16 divisors (see below), whose sum is σ = 18639722127600. Its totient is φ = 5798973247200.

The previous prime is 12012212120057. The next prime is 12012212120107. The reversal of 12012212120102 is 20102121221021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012212120107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22871852 + ... + 23391152.

It is an arithmetic number, because the mean of its divisors is an integer number (1164982632975).

Almost surely, 2^{12012212120102} is an apocalyptic number.

12012212120102 is a deficient number, since it is larger than the sum of its proper divisors (6627510007498).

12012212120102 is a wasteful number, since it uses less digits than its factorization.

12012212120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918151.

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

Adding to 12012212120102 its reverse (20102121221021), we get a palindrome (32114333341123).

The spelling of 12012212120102 in words is "twelve trillion, twelve billion, two hundred twelve million, one hundred twenty thousand, one hundred two".