2271220221227 has 8 divisors (see below), whose sum is σ = 2349555373200. Its totient is φ = 2192886216864.

The previous prime is 2271220221199. The next prime is 2271220221293. The reversal of 2271220221227 is 7221220221722.

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 2271220221227 - 2¹⁸ = 2271219959083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2271220221193 and 2271220221202.

It is not an unprimeable number, because it can be changed into a prime (2271220271227) 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, 6313649 + ... + 6663677.

It is an arithmetic number, because the mean of its divisors is an integer number (293694421650).

Almost surely, 2^{2271220221227} is an apocalyptic number.

2271220221227 is a deficient number, since it is larger than the sum of its proper divisors (78335151973).

2271220221227 is a wasteful number, since it uses less digits than its factorization.

2271220221227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573805.

The product of its (nonzero) digits is 12544, while the sum is 32.

Adding to 2271220221227 its reverse (7221220221722), we get a palindrome (9492440442949).

The spelling of 2271220221227 in words is "two trillion, two hundred seventy-one billion, two hundred twenty million, two hundred twenty-one thousand, two hundred twenty-seven".