12002321100231 has 144 divisors (see below), whose sum is σ = 22727092677120. Its totient is φ = 5925355390080.

The previous prime is 12002321100227. The next prime is 12002321100283. The reversal of 12002321100231 is 13200112320021.

12002321100231 is a `hidden beast` number, since 1 + 200 + 23 + 211 + 0 + 0 + 231 = 666.

It is not a de Polignac number, because 12002321100231 - 2² = 12002321100227 is a prime.

It is a super-2 number, since 2×12002321100231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002321100031) by changing a digit.

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 143 ways as a sum of consecutive naturals, for example, 47283630 + ... + 47536788.

It is an arithmetic number, because the mean of its divisors is an integer number (157827032480).

Almost surely, 2^{12002321100231} is an apocalyptic number.

12002321100231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12002321100231 is a deficient number, since it is larger than the sum of its proper divisors (10724771576889).

12002321100231 is a wasteful number, since it uses less digits than its factorization.

12002321100231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253306 (or 253260 counting only the distinct ones).

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

Adding to 12002321100231 its reverse (13200112320021), we get a palindrome (25202433420252).

The spelling of 12002321100231 in words is "twelve trillion, two billion, three hundred twenty-one million, one hundred thousand, two hundred thirty-one".