12224401239 has 4 divisors (see below), whose sum is σ = 16299201656. Its totient is φ = 8149600824.

The previous prime is 12224401229. The next prime is 12224401249. The reversal of 12224401239 is 93210442221.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12224401229) and next prime (12224401249).

It is not a de Polignac number, because 12224401239 - 2³² = 7929433943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12224401229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2037400204 + ... + 2037400209.

It is an arithmetic number, because the mean of its divisors is an integer number (4074800414).

Almost surely, 2^12224401239 is an apocalyptic number.

12224401239 is a deficient number, since it is larger than the sum of its proper divisors (4074800417).

12224401239 is an equidigital number, since it uses as much as digits as its factorization.

12224401239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4074800416.

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 12224401239 in words is "twelve billion, two hundred twenty-four million, four hundred one thousand, two hundred thirty-nine".