12014400012 has 24 divisors (see below), whose sum is σ = 28281688176. Its totient is φ = 3969358848.

The previous prime is 12014399989. The next prime is 12014400043. The reversal of 12014400012 is 21000441021.

It is a junction number, because it is equal to n+sod(n) for n = 12014399964 and 12014400000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4428733 + ... + 4431444.

It is an arithmetic number, because the mean of its divisors is an integer number (1178403674).

Almost surely, 2^12014400012 is an apocalyptic number.

12014400012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12014400012 is an abundant number, since it is smaller than the sum of its proper divisors (16267288164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12014400012 is a wasteful number, since it uses less digits than its factorization.

12014400012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8860297 (or 8860295 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12014400012 its reverse (21000441021), we get a palindrome (33014841033).

The spelling of 12014400012 in words is "twelve billion, fourteen million, four hundred thousand, twelve".