12020140132 has 96 divisors (see below), whose sum is σ = 28309236480. Its totient is φ = 4312811520.

The previous prime is 12020140051. The next prime is 12020140163. The reversal of 12020140132 is 23104102021.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1826544 + ... + 1833112.

It is an arithmetic number, because the mean of its divisors is an integer number (294887880).

Almost surely, 2^12020140132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12020140132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14154618240).

12020140132 is an abundant number, since it is smaller than the sum of its proper divisors (16289096348).

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

12020140132 is a wasteful number, since it uses less digits than its factorization.

12020140132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7061 (or 7059 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12020140132 its reverse (23104102021), we get a palindrome (35124242153).

The spelling of 12020140132 in words is "twelve billion, twenty million, one hundred forty thousand, one hundred thirty-two".