12320002131100 has 36 divisors (see below), whose sum is σ = 26762815460808. Its totient is φ = 4922763832000.

The previous prime is 12320002131061. The next prime is 12320002131103. The reversal of 12320002131100 is 113120002321.

12320002131100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320002131103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65368186 + ... + 65556385.

It is an arithmetic number, because the mean of its divisors is an integer number (743411540578).

Almost surely, 2^{12320002131100} is an apocalyptic number.

12320002131100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12320002131100 is an abundant number, since it is smaller than the sum of its proper divisors (14442813329708).

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

12320002131100 is a wasteful number, since it uses less digits than its factorization.

12320002131100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130925526 (or 130925519 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12320002131100 its reverse (113120002321), we get a palindrome (12433122133421).

The spelling of 12320002131100 in words is "twelve trillion, three hundred twenty billion, two million, one hundred thirty-one thousand, one hundred".