1100320021133 has 4 divisors (see below), whose sum is σ = 1100325070848. Its totient is φ = 1100314971420.

The previous prime is 1100320021127. The next prime is 1100320021139. The reversal of 1100320021133 is 3311200230011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1100320021127) and next prime (1100320021139).

It is a cyclic number.

It is not a de Polignac number, because 1100320021133 - 2⁶ = 1100320021069 is a prime.

It is a super-2 number, since 2×1100320021133² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100320021139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2182541 + ... + 2638962.

It is an arithmetic number, because the mean of its divisors is an integer number (275081267712).

Almost surely, 2^{1100320021133} is an apocalyptic number.

It is an amenable number.

1100320021133 is a deficient number, since it is larger than the sum of its proper divisors (5049715).

1100320021133 is an equidigital number, since it uses as much as digits as its factorization.

1100320021133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049714.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1100320021133 its reverse (3311200230011), we get a palindrome (4411520251144).

The spelling of 1100320021133 in words is "one trillion, one hundred billion, three hundred twenty million, twenty-one thousand, one hundred thirty-three".