12100001100320 has 96 divisors (see below), whose sum is σ = 32677837008768. Its totient is φ = 4147577008128.

The previous prime is 12100001100289. The next prime is 12100001100323. The reversal of 12100001100320 is 2300110000121.

It is not an unprimeable number, because it can be changed into a prime (12100001100323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3385019 + ... + 5971461.

It is an arithmetic number, because the mean of its divisors is an integer number (340394135508).

Almost surely, 2^{12100001100320} is an apocalyptic number.

12100001100320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12100001100320 is an abundant number, since it is smaller than the sum of its proper divisors (20577835908448).

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

12100001100320 is a wasteful number, since it uses less digits than its factorization.

12100001100320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2590642 (or 2590634 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 12100001100320 its reverse (2300110000121), we get a palindrome (14400111100441).

The spelling of 12100001100320 in words is "twelve trillion, one hundred billion, one million, one hundred thousand, three hundred twenty".