11113111233 has 12 divisors (see below), whose sum is σ = 18345453568. Its totient is φ = 6350349240.

The previous prime is 11113111231. The next prime is 11113111277. The reversal of 11113111233 is 33211131111.

It is not a de Polignac number, because 11113111233 - 2¹ = 11113111231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11113111231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88199233 + ... + 88199358.

Almost surely, 2^11113111233 is an apocalyptic number.

It is an amenable number.

11113111233 is a deficient number, since it is larger than the sum of its proper divisors (7232342335).

11113111233 is a wasteful number, since it uses less digits than its factorization.

11113111233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176398604 (or 176398601 counting only the distinct ones).

The product of its digits is 54, while the sum is 18.

Adding to 11113111233 its reverse (33211131111), we get a palindrome (44324242344).

The spelling of 11113111233 in words is "eleven billion, one hundred thirteen million, one hundred eleven thousand, two hundred thirty-three".