11090309021 has 8 divisors (see below), whose sum is σ = 12515709600. Its totient is φ = 9734440240.

The previous prime is 11090309017. The next prime is 11090309047. The reversal of 11090309021 is 12090309011.

11090309021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11090309021 - 2² = 11090309017 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 (11090309221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17382611 + ... + 17383248.

It is an arithmetic number, because the mean of its divisors is an integer number (1564463700).

Almost surely, 2^11090309021 is an apocalyptic number.

11090309021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11090309021 is a deficient number, since it is larger than the sum of its proper divisors (1425400579).

11090309021 is a wasteful number, since it uses less digits than its factorization.

11090309021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34765899.

The product of its (nonzero) digits is 486, while the sum is 26.

The spelling of 11090309021 in words is "eleven billion, ninety million, three hundred nine thousand, twenty-one".