111311224421107 has 2 divisors, whose sum is σ = 111311224421108. Its totient is φ = 111311224421106.

The previous prime is 111311224421099. The next prime is 111311224421161. The reversal of 111311224421107 is 701124422113111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111311224421107 - 2³ = 111311224421099 is a prime.

It is not a weakly prime, because it can be changed into another prime (111311224421407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55655612210553 + 55655612210554.

It is an arithmetic number, because the mean of its divisors is an integer number (55655612210554).

Almost surely, 2^{111311224421107} is an apocalyptic number.

111311224421107 is a deficient number, since it is larger than the sum of its proper divisors (1).

111311224421107 is an equidigital number, since it uses as much as digits as its factorization.

111311224421107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 31.

Adding to 111311224421107 its reverse (701124422113111), we get a palindrome (812435646534218).

The spelling of 111311224421107 in words is "one hundred eleven trillion, three hundred eleven billion, two hundred twenty-four million, four hundred twenty-one thousand, one hundred seven".