12003230100 has 72 divisors (see below), whose sum is σ = 34749213408. Its totient is φ = 3199030400.

The previous prime is 12003230081. The next prime is 12003230143. The reversal of 12003230100 is 103230021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 561610 + ... + 582590.

It is an arithmetic number, because the mean of its divisors is an integer number (482627964).

Almost surely, 2^12003230100 is an apocalyptic number.

12003230100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12003230100 is an abundant number, since it is smaller than the sum of its proper divisors (22745983308).

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

12003230100 is a wasteful number, since it uses less digits than its factorization.

12003230100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22905 (or 22898 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 12003230100 its reverse (103230021), we get a palindrome (12106460121).

The spelling of 12003230100 in words is "twelve billion, three million, two hundred thirty thousand, one hundred".