7221324231227 has 16 divisors (see below), whose sum is σ = 7663694791680. Its totient is φ = 6789674540352.

The previous prime is 7221324231221. The next prime is 7221324231257.

7221324231227 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 7221324231227 - 2¹⁰ = 7221324230203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7221324231221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15369998 + ... + 15832860.

It is an arithmetic number, because the mean of its divisors is an integer number (478980924480).

Almost surely, 2^{7221324231227} is an apocalyptic number.

7221324231227 is a deficient number, since it is larger than the sum of its proper divisors (442370560453).

7221324231227 is a wasteful number, since it uses less digits than its factorization.

7221324231227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474442.

The product of its digits is 112896, while the sum is 38.

The spelling of 7221324231227 in words is "seven trillion, two hundred twenty-one billion, three hundred twenty-four million, two hundred thirty-one thousand, two hundred twenty-seven".