1101133100 has 18 divisors (see below), whose sum is σ = 2389459044. Its totient is φ = 440453200.

The previous prime is 1101133079. The next prime is 1101133127. The reversal of 1101133100 is 13311011.

It is a happy number.

It is a super-3 number, since 3×1101133100³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5505566 + ... + 5505765.

Almost surely, 2^1101133100 is an apocalyptic number.

1101133100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101133100 is an abundant number, since it is smaller than the sum of its proper divisors (1288325944).

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

1101133100 is a wasteful number, since it uses less digits than its factorization.

1101133100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11011345 (or 11011338 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 11.

The square root of 1101133100 is about 33183.3256320098. The cubic root of 1101133100 is about 1032.6344412758.

Adding to 1101133100 its reverse (13311011), we get a palindrome (1114444111).

The spelling of 1101133100 in words is "one billion, one hundred one million, one hundred thirty-three thousand, one hundred".