12024132140 has 48 divisors (see below), whose sum is σ = 27197829120. Its totient is φ = 4450541760.

The previous prime is 12024132103. The next prime is 12024132149. The reversal of 12024132140 is 4123142021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (12024132149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351596 + ... + 384275.

It is an arithmetic number, because the mean of its divisors is an integer number (566621440).

Almost surely, 2^12024132140 is an apocalyptic number.

12024132140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12024132140 is an abundant number, since it is smaller than the sum of its proper divisors (15173696980).

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

12024132140 is a wasteful number, since it uses less digits than its factorization.

12024132140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735942 (or 735940 counting only the distinct ones).

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

Adding to 12024132140 its reverse (4123142021), we get a palindrome (16147274161).

The spelling of 12024132140 in words is "twelve billion, twenty-four million, one hundred thirty-two thousand, one hundred forty".