22003012347 has 4 divisors (see below), whose sum is σ = 29337349800. Its totient is φ = 14668674896.

The previous prime is 22003012289. The next prime is 22003012351. The reversal of 22003012347 is 74321030022.

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

It is a cyclic number.

It is not a de Polignac number, because 22003012347 - 2⁸ = 22003012091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22003012397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3667168722 + ... + 3667168727.

It is an arithmetic number, because the mean of its divisors is an integer number (7334337450).

Almost surely, 2^22003012347 is an apocalyptic number.

22003012347 is a deficient number, since it is larger than the sum of its proper divisors (7334337453).

22003012347 is an equidigital number, since it uses as much as digits as its factorization.

22003012347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7334337452.

The product of its (nonzero) digits is 2016, while the sum is 24.

Adding to 22003012347 its reverse (74321030022), we get a palindrome (96324042369).

The spelling of 22003012347 in words is "twenty-two billion, three million, twelve thousand, three hundred forty-seven".