1123133310 has 64 divisors (see below), whose sum is σ = 3225418560. Its totient is φ = 276462720.

The previous prime is 1123133273. The next prime is 1123133351. The reversal of 1123133310 is 133313211.

It is a happy number.

It is a super-2 number, since 2×1123133310² = 2522856864063112200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156481 + ... + 163500.

It is an arithmetic number, because the mean of its divisors is an integer number (50397165).

Almost surely, 2^1123133310 is an apocalyptic number.

1123133310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123133310 is an abundant number, since it is smaller than the sum of its proper divisors (2102285250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123133310 is a wasteful number, since it uses less digits than its factorization.

1123133310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320010 (or 320004 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 1123133310 is about 33513.1811381731. The cubic root of 1123133310 is about 1039.4663528231.

Adding to 1123133310 its reverse (133313211), we get a palindrome (1256446521).

The spelling of 1123133310 in words is "one billion, one hundred twenty-three million, one hundred thirty-three thousand, three hundred ten".