12103301232 has 560 divisors, whose sum is σ = 42155873280. Its totient is φ = 3321907200.

The previous prime is 12103301227. The next prime is 12103301251. The reversal of 12103301232 is 23210330121.

12103301232 is a `hidden beast` number, since 1 + 210 + 330 + 123 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 67616119 + ... + 67616297.

Almost surely, 2^12103301232 is an apocalyptic number.

12103301232 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 12103301232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21077936640).

12103301232 is an abundant number, since it is smaller than the sum of its proper divisors (30052572048).

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

12103301232 is a wasteful number, since it uses less digits than its factorization.

12103301232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 243 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12103301232 its reverse (23210330121), we get a palindrome (35313631353).

The spelling of 12103301232 in words is "twelve billion, one hundred three million, three hundred one thousand, two hundred thirty-two".