1066323501227 has 4 divisors (see below), whose sum is σ = 1066330794696. Its totient is φ = 1066316207760.

The previous prime is 1066323501209. The next prime is 1066323501233. The reversal of 1066323501227 is 7221053236601.

1066323501227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1066323501227 - 2¹² = 1066323497131 is a prime.

It is a super-2 number, since 2×1066323501227² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1066323501527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3422849 + ... + 3721362.

It is an arithmetic number, because the mean of its divisors is an integer number (266582698674).

Almost surely, 2^{1066323501227} is an apocalyptic number.

1066323501227 is a deficient number, since it is larger than the sum of its proper divisors (7293469).

1066323501227 is an equidigital number, since it uses as much as digits as its factorization.

1066323501227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7293468.

The product of its (nonzero) digits is 90720, while the sum is 38.

Adding to 1066323501227 its reverse (7221053236601), we get a palindrome (8287376737828).

The spelling of 1066323501227 in words is "one trillion, sixty-six billion, three hundred twenty-three million, five hundred one thousand, two hundred twenty-seven".