10113223111 has 4 divisors (see below), whose sum is σ = 10114568224. Its totient is φ = 10111878000.

The previous prime is 10113223079. The next prime is 10113223117. The reversal of 10113223111 is 11132231101.

It is a happy number.

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 10113223111 - 2⁵ = 10113223079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10113223117) 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, 661215 + ... + 676336.

It is an arithmetic number, because the mean of its divisors is an integer number (2528642056).

Almost surely, 2^10113223111 is an apocalyptic number.

10113223111 is a deficient number, since it is larger than the sum of its proper divisors (1345113).

10113223111 is an equidigital number, since it uses as much as digits as its factorization.

10113223111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345112.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10113223111 its reverse (11132231101), we get a palindrome (21245454212).

The spelling of 10113223111 in words is "ten billion, one hundred thirteen million, two hundred twenty-three thousand, one hundred eleven".