12312023201100 has 144 divisors (see below), whose sum is σ = 45235285312000. Its totient is φ = 2814176727360.

The previous prime is 12312023201099. The next prime is 12312023201143. The reversal of 12312023201100 is 110232021321.

12312023201100 is a `hidden beast` number, since 1 + 2 + 31 + 202 + 320 + 110 + 0 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 325696000 + ... + 325733799.

Almost surely, 2^{12312023201100} is an apocalyptic number.

12312023201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12312023201100 is an abundant number, since it is smaller than the sum of its proper divisors (32923262110900).

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

12312023201100 is a wasteful number, since it uses less digits than its factorization.

12312023201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651429829 (or 651429816 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12312023201100 its reverse (110232021321), we get a palindrome (12422255222421).

The spelling of 12312023201100 in words is "twelve trillion, three hundred twelve billion, twenty-three million, two hundred one thousand, one hundred".