12120212102134 has 16 divisors (see below), whose sum is σ = 18210413789568. Its totient is φ = 6050081140992.

The previous prime is 12120212102107. The next prime is 12120212102269. The reversal of 12120212102134 is 43120121202121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1740604 + ... + 5222080.

It is an arithmetic number, because the mean of its divisors is an integer number (1138150861848).

Almost surely, 2^{12120212102134} is an apocalyptic number.

12120212102134 is a deficient number, since it is larger than the sum of its proper divisors (6090201687434).

12120212102134 is a wasteful number, since it uses less digits than its factorization.

12120212102134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484359.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 12120212102134 its reverse (43120121202121), we get a palindrome (55240333304255).

The spelling of 12120212102134 in words is "twelve trillion, one hundred twenty billion, two hundred twelve million, one hundred two thousand, one hundred thirty-four".