12322142 has 8 divisors (see below), whose sum is σ = 21123696. Its totient is φ = 5280912.

The previous prime is 12322109. The next prime is 12322169. The reversal of 12322142 is 24122321.

12322142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12322142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440063 + ... + 440090.

It is an arithmetic number, because the mean of its divisors is an integer number (2640462).

Almost surely, 2^12322142 is an apocalyptic number.

12322142 is a deficient number, since it is larger than the sum of its proper divisors (8801554).

12322142 is an equidigital number, since it uses as much as digits as its factorization.

12322142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880162.

The product of its digits is 192, while the sum is 17.

The square root of 12322142 is about 3510.2908711387. The cubic root of 12322142 is about 230.9734544685.

Adding to 12322142 its reverse (24122321), we get a palindrome (36444463).

The spelling of 12322142 in words is "twelve million, three hundred twenty-two thousand, one hundred forty-two".