12333421999 has 4 divisors (see below), whose sum is σ = 12507132240. Its totient is φ = 12159711760.

The previous prime is 12333421979. The next prime is 12333422053. The reversal of 12333421999 is 99912433321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99912433321 = 112129 ⋅891049.

It is a cyclic number.

It is not a de Polignac number, because 12333421999 - 2⁵ = 12333421967 is a prime.

It is a super-2 number, since 2×12333421999² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12333421979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86855014 + ... + 86855155.

It is an arithmetic number, because the mean of its divisors is an integer number (3126783060).

Almost surely, 2^12333421999 is an apocalyptic number.

12333421999 is a deficient number, since it is larger than the sum of its proper divisors (173710241).

12333421999 is an equidigital number, since it uses as much as digits as its factorization.

12333421999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173710240.

The product of its digits is 314928, while the sum is 46.

The spelling of 12333421999 in words is "twelve billion, three hundred thirty-three million, four hundred twenty-one thousand, nine hundred ninety-nine".