12332021100 has 108 divisors (see below), whose sum is σ = 41506109064. Its totient is φ = 2818744320.

The previous prime is 12332021077. The next prime is 12332021101. The reversal of 12332021100 is 112023321.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12332021100.

It is not an unprimeable number, because it can be changed into a prime (12332021101) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 404757 + ... + 434156.

Almost surely, 2^12332021100 is an apocalyptic number.

12332021100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12332021100 is an abundant number, since it is smaller than the sum of its proper divisors (29174087964).

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

12332021100 is a wasteful number, since it uses less digits than its factorization.

12332021100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838944 (or 838930 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12332021100 its reverse (112023321), we get a palindrome (12444044421).

The spelling of 12332021100 in words is "twelve billion, three hundred thirty-two million, twenty-one thousand, one hundred".