12014039821 has 8 divisors (see below), whose sum is σ = 13731055040. Its totient is φ = 10297205568.

The previous prime is 12014039803. The next prime is 12014039833. The reversal of 12014039821 is 12893041021.

12014039821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12014039821 - 2¹⁷ = 12013908749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12014039861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157765 + ... + 221173.

It is an arithmetic number, because the mean of its divisors is an integer number (1716381880).

Almost surely, 2^12014039821 is an apocalyptic number.

It is an amenable number.

12014039821 is a deficient number, since it is larger than the sum of its proper divisors (1717015219).

12014039821 is an equidigital number, since it uses as much as digits as its factorization.

12014039821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90483.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 12014039821 in words is "twelve billion, fourteen million, thirty-nine thousand, eight hundred twenty-one".