12214220323 has 4 divisors (see below), whose sum is σ = 12361379688. Its totient is φ = 12067060960.

The previous prime is 12214220279. The next prime is 12214220339. The reversal of 12214220323 is 32302241221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12214220323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12214220294 and 12214220303.

It is not an unprimeable number, because it can be changed into a prime (12214220353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73579558 + ... + 73579723.

It is an arithmetic number, because the mean of its divisors is an integer number (3090344922).

Almost surely, 2^12214220323 is an apocalyptic number.

12214220323 is a deficient number, since it is larger than the sum of its proper divisors (147159365).

12214220323 is an equidigital number, since it uses as much as digits as its factorization.

12214220323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147159364.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12214220323 its reverse (32302241221), we get a palindrome (44516461544).

The spelling of 12214220323 in words is "twelve billion, two hundred fourteen million, two hundred twenty thousand, three hundred twenty-three".