12132334441 has 4 divisors (see below), whose sum is σ = 12132556884. Its totient is φ = 12132112000.

The previous prime is 12132334399. The next prime is 12132334451. The reversal of 12132334441 is 14443323121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14443323121 = 42283 ⋅341587.

It can be written as a sum of positive squares in 2 ways, for example, as 5790601216 + 6341733225 = 76096^2 + 79635^2 .

It is a cyclic number.

It is not a de Polignac number, because 12132334441 - 2¹⁵ = 12132301673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12132334451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32481 + ... + 159121.

It is an arithmetic number, because the mean of its divisors is an integer number (3033139221).

Almost surely, 2^12132334441 is an apocalyptic number.

It is an amenable number.

12132334441 is a deficient number, since it is larger than the sum of its proper divisors (222443).

12132334441 is an equidigital number, since it uses as much as digits as its factorization.

12132334441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222442.

The product of its digits is 6912, while the sum is 28.

Adding to 12132334441 its reverse (14443323121), we get a palindrome (26575657562).

The spelling of 12132334441 in words is "twelve billion, one hundred thirty-two million, three hundred thirty-four thousand, four hundred forty-one".