12042202323 has 4 divisors (see below), whose sum is σ = 16056269768. Its totient is φ = 8028134880.

The previous prime is 12042202307. The next prime is 12042202327. The reversal of 12042202323 is 32320224021.

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

It is not a de Polignac number, because 12042202323 - 2⁴ = 12042202307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12042202323.

It is not an unprimeable number, because it can be changed into a prime (12042202327) 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, 2007033718 + ... + 2007033723.

It is an arithmetic number, because the mean of its divisors is an integer number (4014067442).

Almost surely, 2^12042202323 is an apocalyptic number.

12042202323 is a deficient number, since it is larger than the sum of its proper divisors (4014067445).

12042202323 is an equidigital number, since it uses as much as digits as its factorization.

12042202323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4014067444.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 12042202323 its reverse (32320224021), we get a palindrome (44362426344).

The spelling of 12042202323 in words is "twelve billion, forty-two million, two hundred two thousand, three hundred twenty-three".