12101332100 has 72 divisors (see below), whose sum is σ = 30850817088. Its totient is φ = 4061980800.

The previous prime is 12101332093. The next prime is 12101332151. The reversal of 12101332100 is 123310121.

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, 408824 + ... + 437423.

Almost surely, 2^12101332100 is an apocalyptic number.

12101332100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12101332100 is an abundant number, since it is smaller than the sum of its proper divisors (18749484988).

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

12101332100 is a wasteful number, since it uses less digits than its factorization.

12101332100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846285 (or 846278 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12101332100 its reverse (123310121), we get a palindrome (12224642221).

The spelling of 12101332100 in words is "twelve billion, one hundred one million, three hundred thirty-two thousand, one hundred".