12012444232 has 16 divisors (see below), whose sum is σ = 23502608640. Its totient is φ = 5745081936.

The previous prime is 12012444221. The next prime is 12012444253. The reversal of 12012444232 is 23244421021.

It is a junction number, because it is equal to n+sod(n) for n = 12012444197 and 12012444206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32642328 + ... + 32642695.

It is an arithmetic number, because the mean of its divisors is an integer number (1468913040).

Almost surely, 2^12012444232 is an apocalyptic number.

It is an amenable number.

12012444232 is a deficient number, since it is larger than the sum of its proper divisors (11490164408).

12012444232 is a wasteful number, since it uses less digits than its factorization.

12012444232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65285052 (or 65285048 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 12012444232 its reverse (23244421021), we get a palindrome (35256865253).

The spelling of 12012444232 in words is "twelve billion, twelve million, four hundred forty-four thousand, two hundred thirty-two".