12012340214 has 16 divisors (see below), whose sum is σ = 20594186496. Its totient is φ = 5147745000.

The previous prime is 12012340201. The next prime is 12012340243. The reversal of 12012340214 is 41204321021.

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 7 ways as a sum of consecutive naturals, for example, 218189 + ... + 267639.

It is an arithmetic number, because the mean of its divisors is an integer number (1287136656).

Almost surely, 2^12012340214 is an apocalyptic number.

12012340214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12012340214 is a deficient number, since it is larger than the sum of its proper divisors (8581846282).

12012340214 is a wasteful number, since it uses less digits than its factorization.

12012340214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66811.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12012340214 its reverse (41204321021), we get a palindrome (53216661235).

The spelling of 12012340214 in words is "twelve billion, twelve million, three hundred forty thousand, two hundred fourteen".