11650010221 has 8 divisors (see below), whose sum is σ = 11815939584. Its totient is φ = 11484132240.

The previous prime is 11650010201. The next prime is 11650010261. The reversal of 11650010221 is 12201005611.

11650010221 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 11650010221 - 2¹⁵ = 11649977453 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 (11650010201) 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, 895455 + ... + 908371.

It is an arithmetic number, because the mean of its divisors is an integer number (1476992448).

Almost surely, 2^11650010221 is an apocalyptic number.

It is an amenable number.

11650010221 is a deficient number, since it is larger than the sum of its proper divisors (165929363).

11650010221 is a wasteful number, since it uses less digits than its factorization.

11650010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25691.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 11650010221 its reverse (12201005611), we get a palindrome (23851015832).

The spelling of 11650010221 in words is "eleven billion, six hundred fifty million, ten thousand, two hundred twenty-one".