12100320321300 has 144 divisors (see below), whose sum is σ = 39125147705280. Its totient is φ = 3208100215680.

The previous prime is 12100320321289. The next prime is 12100320321307. The reversal of 12100320321300 is 312302300121.

12100320321300 is a `hidden beast` number, since 1 + 2 + 10 + 0 + 32 + 0 + 321 + 300 = 666.

It is a super-3 number, since 3×12100320321300³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100320321307) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12485502 + ... + 13419701.

It is an arithmetic number, because the mean of its divisors is an integer number (271702414620).

Almost surely, 2^{12100320321300} is an apocalyptic number.

12100320321300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12100320321300 is an abundant number, since it is smaller than the sum of its proper divisors (27024827383980).

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

12100320321300 is a wasteful number, since it uses less digits than its factorization.

12100320321300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25905399 (or 25905386 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12100320321300 its reverse (312302300121), we get a palindrome (12412622621421).

The spelling of 12100320321300 in words is "twelve trillion, one hundred billion, three hundred twenty million, three hundred twenty-one thousand, three hundred".