1133111223 has 48 divisors (see below), whose sum is σ = 1702838592. Its totient is φ = 725760000.

The previous prime is 1133111191. The next prime is 1133111237. The reversal of 1133111223 is 3221113311.

It is not a de Polignac number, because 1133111223 - 2⁵ = 1133111191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1133111196 and 1133111205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133111263) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6260193 + ... + 6260373.

It is an arithmetic number, because the mean of its divisors is an integer number (35475804).

Almost surely, 2^1133111223 is an apocalyptic number.

1133111223 is a deficient number, since it is larger than the sum of its proper divisors (569727369).

1133111223 is a wasteful number, since it uses less digits than its factorization.

1133111223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456 (or 453 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 1133111223 is about 33661.7174695529. The cubic root of 1133111223 is about 1042.5354872933.

Adding to 1133111223 its reverse (3221113311), we get a palindrome (4354224534).

The spelling of 1133111223 in words is "one billion, one hundred thirty-three million, one hundred eleven thousand, two hundred twenty-three".