12031232141 has 2 divisors, whose sum is σ = 12031232142. Its totient is φ = 12031232140.

The previous prime is 12031232111. The next prime is 12031232189. The reversal of 12031232141 is 14123213021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6547237225 + 5483994916 = 80915^2 + 74054^2 .

It is a cyclic number.

It is not a de Polignac number, because 12031232141 - 2²⁶ = 11964123277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12031232111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6015616070 + 6015616071.

It is an arithmetic number, because the mean of its divisors is an integer number (6015616071).

Almost surely, 2^12031232141 is an apocalyptic number.

It is an amenable number.

12031232141 is a deficient number, since it is larger than the sum of its proper divisors (1).

12031232141 is an equidigital number, since it uses as much as digits as its factorization.

12031232141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12031232141 its reverse (14123213021), we get a palindrome (26154445162).

The spelling of 12031232141 in words is "twelve billion, thirty-one million, two hundred thirty-two thousand, one hundred forty-one".