22220312302247 has 2 divisors, whose sum is σ = 22220312302248. Its totient is φ = 22220312302246.

The previous prime is 22220312302229. The next prime is 22220312302271. The reversal of 22220312302247 is 74220321302222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22220312302247 - 2⁸ = 22220312301991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22220312302277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110156151123 + 11110156151124.

It is an arithmetic number, because the mean of its divisors is an integer number (11110156151124).

Almost surely, 2^{22220312302247} is an apocalyptic number.

22220312302247 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220312302247 is an equidigital number, since it uses as much as digits as its factorization.

22220312302247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 32.

Adding to 22220312302247 its reverse (74220321302222), we get a palindrome (96440633604469).

The spelling of 22220312302247 in words is "twenty-two trillion, two hundred twenty billion, three hundred twelve million, three hundred two thousand, two hundred forty-seven".