12242144132 has 6 divisors (see below), whose sum is σ = 21423752238. Its totient is φ = 6121072064.

The previous prime is 12242144113. The next prime is 12242144143. The reversal of 12242144132 is 23144124221.

It can be written as a sum of positive squares in only one way, i.e., 12149330176 + 92813956 = 110224^2 + 9634^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1530268013 + ... + 1530268020.

It is an arithmetic number, because the mean of its divisors is an integer number (3570625373).

Almost surely, 2^12242144132 is an apocalyptic number.

It is an amenable number.

12242144132 is a deficient number, since it is larger than the sum of its proper divisors (9181608106).

12242144132 is a wasteful number, since it uses less digits than its factorization.

12242144132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3060536037 (or 3060536035 counting only the distinct ones).

The product of its digits is 3072, while the sum is 26.

Adding to 12242144132 its reverse (23144124221), we get a palindrome (35386268353).

The spelling of 12242144132 in words is "twelve billion, two hundred forty-two million, one hundred forty-four thousand, one hundred thirty-two".