12243151032 has 128 divisors (see below), whose sum is σ = 35439206400. Its totient is φ = 3452404608.

The previous prime is 12243151031. The next prime is 12243151033. The reversal of 12243151032 is 23015134221.

It is an interprime number because it is at equal distance from previous prime (12243151031) and next prime (12243151033).

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 = 12243150993 and 12243151011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12243151031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6003469 + ... + 6005507.

It is an arithmetic number, because the mean of its divisors is an integer number (276868800).

Almost surely, 2^12243151032 is an apocalyptic number.

12243151032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12243151032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17719603200).

12243151032 is an abundant number, since it is smaller than the sum of its proper divisors (23196055368).

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

12243151032 is a wasteful number, since it uses less digits than its factorization.

12243151032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505 (or 2501 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 12243151032 its reverse (23015134221), we get a palindrome (35258285253).

The spelling of 12243151032 in words is "twelve billion, two hundred forty-three million, one hundred fifty-one thousand, thirty-two".