11000233021 has 4 divisors (see below), whose sum is σ = 11101152700. Its totient is φ = 10899313344.

The previous prime is 11000233009. The next prime is 11000233031. The reversal of 11000233021 is 12033200011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2483527225 + 8516705796 = 49835^2 + 92286^2 .

It is a cyclic number.

It is not a de Polignac number, because 11000233021 - 2¹⁷ = 11000101949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000232992 and 11000233010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000233031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50459676 + ... + 50459893.

It is an arithmetic number, because the mean of its divisors is an integer number (2775288175).

Almost surely, 2^11000233021 is an apocalyptic number.

It is an amenable number.

11000233021 is a deficient number, since it is larger than the sum of its proper divisors (100919679).

11000233021 is a wasteful number, since it uses less digits than its factorization.

11000233021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100919678.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 11000233021 its reverse (12033200011), we get a palindrome (23033433032).

The spelling of 11000233021 in words is "eleven billion, two hundred thirty-three thousand, twenty-one".