11205432011227 has 2 divisors, whose sum is σ = 11205432011228. Its totient is φ = 11205432011226.

The previous prime is 11205432011171. The next prime is 11205432011237. The reversal of 11205432011227 is 72211023450211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11205432011227 - 2¹¹ = 11205432009179 is a prime.

It is not a weakly prime, because it can be changed into another prime (11205432011237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5602716005613 + 5602716005614.

It is an arithmetic number, because the mean of its divisors is an integer number (5602716005614).

Almost surely, 2^{11205432011227} is an apocalyptic number.

11205432011227 is a deficient number, since it is larger than the sum of its proper divisors (1).

11205432011227 is an equidigital number, since it uses as much as digits as its factorization.

11205432011227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 31.

Adding to 11205432011227 its reverse (72211023450211), we get a palindrome (83416455461438).

The spelling of 11205432011227 in words is "eleven trillion, two hundred five billion, four hundred thirty-two million, eleven thousand, two hundred twenty-seven".