12442234322 has 16 divisors (see below), whose sum is σ = 22452152640. Its totient is φ = 5051734128.

The previous prime is 12442234297. The next prime is 12442234333. The reversal of 12442234322 is 22343224421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23387393 + ... + 23387924.

It is an arithmetic number, because the mean of its divisors is an integer number (1403259540).

Almost surely, 2^12442234322 is an apocalyptic number.

12442234322 is a deficient number, since it is larger than the sum of its proper divisors (10009918318).

12442234322 is a wasteful number, since it uses less digits than its factorization.

12442234322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46775345.

The product of its digits is 18432, while the sum is 29.

Adding to 12442234322 its reverse (22343224421), we get a palindrome (34785458743).

Subtracting 12442234322 from its reverse (22343224421), we obtain a palindrome (9900990099).

The spelling of 12442234322 in words is "twelve billion, four hundred forty-two million, two hundred thirty-four thousand, three hundred twenty-two".