1123133011 has 24 divisors (see below), whose sum is σ = 1519421792. Its totient is φ = 807840000.

The previous prime is 1123132991. The next prime is 1123133047. The reversal of 1123133011 is 1103313211.

It is not a de Polignac number, because 1123133011 - 2⁵ = 1123132979 is a prime.

It is a super-2 number, since 2×1123133011² = 2522855520795852242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123133071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39990 + ... + 62011.

Almost surely, 2^1123133011 is an apocalyptic number.

1123133011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1123133011 is a deficient number, since it is larger than the sum of its proper divisors (396288781).

1123133011 is a wasteful number, since it uses less digits than its factorization.

1123133011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102043 (or 102032 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 1123133011 is about 33513.1766772414. The cubic root of 1123133011 is about 1039.4662605811.

Adding to 1123133011 its reverse (1103313211), we get a palindrome (2226446222).

The spelling of 1123133011 in words is "one billion, one hundred twenty-three million, one hundred thirty-three thousand, eleven".