1113203231227 has 2 divisors, whose sum is σ = 1113203231228. Its totient is φ = 1113203231226.

The previous prime is 1113203231207. The next prime is 1113203231263. The reversal of 1113203231227 is 7221323023111.

It is a weak prime.

It is an emirp because it is prime and its reverse (7221323023111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113203231227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1113203231195 and 1113203231204.

It is not a weakly prime, because it can be changed into another prime (1113203231207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556601615613 + 556601615614.

It is an arithmetic number, because the mean of its divisors is an integer number (556601615614).

Almost surely, 2^{1113203231227} is an apocalyptic number.

1113203231227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113203231227 is an equidigital number, since it uses as much as digits as its factorization.

1113203231227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

Adding to 1113203231227 its reverse (7221323023111), we get a palindrome (8334526254338).

The spelling of 1113203231227 in words is "one trillion, one hundred thirteen billion, two hundred three million, two hundred thirty-one thousand, two hundred twenty-seven".