1123111330 has 16 divisors (see below), whose sum is σ = 2205382464. Its totient is φ = 408404080.

The previous prime is 1123111313. The next prime is 1123111343. The reversal of 1123111330 is 331113211.

It is a super-2 number, since 2×1123111330² = 2522758119148737800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5104942 + ... + 5105161.

It is an arithmetic number, because the mean of its divisors is an integer number (137836404).

Almost surely, 2^1123111330 is an apocalyptic number.

1123111330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123111330 is a deficient number, since it is larger than the sum of its proper divisors (1082271134).

1123111330 is a wasteful number, since it uses less digits than its factorization.

1123111330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10210121.

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

The square root of 1123111330 is about 33512.8532058970. The cubic root of 1123111330 is about 1039.4595719067.

Adding to 1123111330 its reverse (331113211), we get a palindrome (1454224541).

The spelling of 1123111330 in words is "one billion, one hundred twenty-three million, one hundred eleven thousand, three hundred thirty".