132312112421 has 2 divisors, whose sum is σ = 132312112422. Its totient is φ = 132312112420.

The previous prime is 132312112343. The next prime is 132312112469. The reversal of 132312112421 is 124211213231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130310892196 + 2001220225 = 360986^2 + 44735^2 .

It is a cyclic number.

It is not a de Polignac number, because 132312112421 - 2¹⁰ = 132312111397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132312112481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66156056210 + 66156056211.

It is an arithmetic number, because the mean of its divisors is an integer number (66156056211).

Almost surely, 2^132312112421 is an apocalyptic number.

It is an amenable number.

132312112421 is a deficient number, since it is larger than the sum of its proper divisors (1).

132312112421 is an equidigital number, since it uses as much as digits as its factorization.

132312112421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 23.

Adding to 132312112421 its reverse (124211213231), we get a palindrome (256523325652).

The spelling of 132312112421 in words is "one hundred thirty-two billion, three hundred twelve million, one hundred twelve thousand, four hundred twenty-one".