12122320322 has 16 divisors (see below), whose sum is σ = 22003539840. Its totient is φ = 4889675328.

The previous prime is 12122320319. The next prime is 12122320333. The reversal of 12122320322 is 22302322121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12122320294 and 12122320303.

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, 25466822 + ... + 25467297.

It is an arithmetic number, because the mean of its divisors is an integer number (1375221240).

Almost surely, 2^12122320322 is an apocalyptic number.

12122320322 is a deficient number, since it is larger than the sum of its proper divisors (9881219518).

12122320322 is a wasteful number, since it uses less digits than its factorization.

12122320322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50934145.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12122320322 its reverse (22302322121), we get a palindrome (34424642443).

The spelling of 12122320322 in words is "twelve billion, one hundred twenty-two million, three hundred twenty thousand, three hundred twenty-two".