12252231024 has 160 divisors (see below), whose sum is σ = 36904709376. Its totient is φ = 3461468160.

The previous prime is 12252230993. The next prime is 12252231059. The reversal of 12252231024 is 42013225221.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 12252230985 and 12252231003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 954054 + ... + 966810.

Almost surely, 2^12252231024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12252231024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18452354688).

12252231024 is an abundant number, since it is smaller than the sum of its proper divisors (24652478352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12252231024 is a wasteful number, since it uses less digits than its factorization.

12252231024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12903 (or 12897 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 12252231024 its reverse (42013225221), we get a palindrome (54265456245).

The spelling of 12252231024 in words is "twelve billion, two hundred fifty-two million, two hundred thirty-one thousand, twenty-four".