12100310012120 has 32 divisors (see below), whose sum is σ = 29700760939920. Its totient is φ = 4400112731520.

The previous prime is 12100310012099. The next prime is 12100310012123. The reversal of 12100310012120 is 2121001300121.

It is a junction number, because it is equal to n+sod(n) for n = 12100310012095 and 12100310012104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100310012123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13750351847 + ... + 13750352726.

Almost surely, 2^{12100310012120} is an apocalyptic number.

12100310012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12100310012120 is an abundant number, since it is smaller than the sum of its proper divisors (17600450927800).

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

12100310012120 is a wasteful number, since it uses less digits than its factorization.

12100310012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27500704595 (or 27500704591 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12100310012120 its reverse (2121001300121), we get a palindrome (14221311312241).

The spelling of 12100310012120 in words is "twelve trillion, one hundred billion, three hundred ten million, twelve thousand, one hundred twenty".