12322421434 has 16 divisors (see below), whose sum is σ = 18636504768. Its totient is φ = 6110340192.

The previous prime is 12322421431. The next prime is 12322421437. The reversal of 12322421434 is 43412422321.

It is an interprime number because it is at equal distance from previous prime (12322421431) and next prime (12322421437).

It is not an unprimeable number, because it can be changed into a prime (12322421431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270109 + ... + 312415.

It is an arithmetic number, because the mean of its divisors is an integer number (1164781548).

Almost surely, 2^12322421434 is an apocalyptic number.

12322421434 is a deficient number, since it is larger than the sum of its proper divisors (6314083334).

12322421434 is a wasteful number, since it uses less digits than its factorization.

12322421434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43509.

The product of its digits is 9216, while the sum is 28.

Adding to 12322421434 its reverse (43412422321), we get a palindrome (55734843755).

The spelling of 12322421434 in words is "twelve billion, three hundred twenty-two million, four hundred twenty-one thousand, four hundred thirty-four".