22011122347 has 2 divisors, whose sum is σ = 22011122348. Its totient is φ = 22011122346.

The previous prime is 22011122303. The next prime is 22011122377. The reversal of 22011122347 is 74322111022.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22011122347 is a prime.

It is not a weakly prime, because it can be changed into another prime (22011122377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005561173 + 11005561174.

It is an arithmetic number, because the mean of its divisors is an integer number (11005561174).

Almost surely, 2^22011122347 is an apocalyptic number.

22011122347 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011122347 is an equidigital number, since it uses as much as digits as its factorization.

22011122347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 22011122347 its reverse (74322111022), we get a palindrome (96333233369).

The spelling of 22011122347 in words is "twenty-two billion, eleven million, one hundred twenty-two thousand, three hundred forty-seven".