989001220211 has 8 divisors (see below), whose sum is σ = 1013755175664. Its totient is φ = 964326988800.

The previous prime is 989001220199. The next prime is 989001220247. The reversal of 989001220211 is 112022100989.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-989001220211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (989001220271) 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, 19905890 + ... + 19955511.

It is an arithmetic number, because the mean of its divisors is an integer number (126719396958).

Almost surely, 2^989001220211 is an apocalyptic number.

989001220211 is a deficient number, since it is larger than the sum of its proper divisors (24753955453).

989001220211 is a wasteful number, since it uses less digits than its factorization.

989001220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39862021.

The product of its (nonzero) digits is 5184, while the sum is 35.

The spelling of 989001220211 in words is "nine hundred eighty-nine billion, one million, two hundred twenty thousand, two hundred eleven".