9806011338221 has 8 divisors (see below), whose sum is σ = 11207860110144. Its totient is φ = 8404410068640.

The previous prime is 9806011338197. The next prime is 9806011338251. The reversal of 9806011338221 is 1228331106089.

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 9806011338221 - 2³⁰ = 9804937596397 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 (9806011338251) 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, 61790675 + ... + 61949168.

It is an arithmetic number, because the mean of its divisors is an integer number (1400982513768).

Almost surely, 2^{9806011338221} is an apocalyptic number.

It is an amenable number.

9806011338221 is a deficient number, since it is larger than the sum of its proper divisors (1401848771923).

9806011338221 is a wasteful number, since it uses less digits than its factorization.

9806011338221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123751171.

The product of its (nonzero) digits is 124416, while the sum is 44.

The spelling of 9806011338221 in words is "nine trillion, eight hundred six billion, eleven million, three hundred thirty-eight thousand, two hundred twenty-one".