22201112012227 has 2 divisors, whose sum is σ = 22201112012228. Its totient is φ = 22201112012226.

The previous prime is 22201112012161. The next prime is 22201112012239. The reversal of 22201112012227 is 72221021110222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22201112012227 is a prime.

It is not a weakly prime, because it can be changed into another prime (22201112012257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100556006113 + 11100556006114.

It is an arithmetic number, because the mean of its divisors is an integer number (11100556006114).

Almost surely, 2^{22201112012227} is an apocalyptic number.

22201112012227 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201112012227 is an equidigital number, since it uses as much as digits as its factorization.

22201112012227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 22201112012227 its reverse (72221021110222), we get a palindrome (94422133122449).

The spelling of 22201112012227 in words is "twenty-two trillion, two hundred one billion, one hundred twelve million, twelve thousand, two hundred twenty-seven".