201022011222009 has 8 divisors (see below), whose sum is σ = 268029464829312. Its totient is φ = 134014615881360.

The previous prime is 201022011222007. The next prime is 201022011222023. The reversal of 201022011222009 is 900222110220102.

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

It is not a de Polignac number, because 201022011222009 - 2¹ = 201022011222007 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 201022011222009.

It is not an unprimeable number, because it can be changed into a prime (201022011222007) 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, 5755122 + ... + 20860619.

It is an arithmetic number, because the mean of its divisors is an integer number (33503683103664).

Almost surely, 2^{201022011222009} is an apocalyptic number.

It is an amenable number.

201022011222009 is a deficient number, since it is larger than the sum of its proper divisors (67007453607303).

201022011222009 is a wasteful number, since it uses less digits than its factorization.

201022011222009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29133327.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 201022011222009 in words is "two hundred one trillion, twenty-two billion, eleven million, two hundred twenty-two thousand, nine".