12222315443 has 8 divisors (see below), whose sum is σ = 13310388000. Its totient is φ = 11155370688.

The previous prime is 12222315439. The next prime is 12222315463. The reversal of 12222315443 is 34451322221.

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

It is a cyclic number.

It is not a de Polignac number, because 12222315443 - 2² = 12222315439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12222315433) 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, 5280743 + ... + 5283056.

It is an arithmetic number, because the mean of its divisors is an integer number (1663798500).

Almost surely, 2^12222315443 is an apocalyptic number.

12222315443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12222315443 is a deficient number, since it is larger than the sum of its proper divisors (1088072557).

12222315443 is a wasteful number, since it uses less digits than its factorization.

12222315443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10563901.

The product of its digits is 11520, while the sum is 29.

Adding to 12222315443 its reverse (34451322221), we get a palindrome (46673637664).

The spelling of 12222315443 in words is "twelve billion, two hundred twenty-two million, three hundred fifteen thousand, four hundred forty-three".