1100021133 has 8 divisors (see below), whose sum is σ = 1480151200. Its totient is φ = 726619248.

The previous prime is 1100021129. The next prime is 1100021149. The reversal of 1100021133 is 3311200011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1100021133 - 2² = 1100021129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100021233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1681663 + ... + 1682316.

It is an arithmetic number, because the mean of its divisors is an integer number (185018900).

Almost surely, 2^1100021133 is an apocalyptic number.

It is an amenable number.

1100021133 is a deficient number, since it is larger than the sum of its proper divisors (380130067).

1100021133 is a wasteful number, since it uses less digits than its factorization.

1100021133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3364091.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1100021133 is about 33166.5664939861. The cubic root of 1100021133 is about 1032.2867260733.

Adding to 1100021133 its reverse (3311200011), we get a palindrome (4411221144).

The spelling of 1100021133 in words is "one billion, one hundred million, twenty-one thousand, one hundred thirty-three".