20002221201 has 8 divisors (see below), whose sum is σ = 27390429184. Its totient is φ = 12974413680.

The previous prime is 20002221179. The next prime is 20002221209. The reversal of 20002221201 is 10212220002.

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

It is not a de Polignac number, because 20002221201 - 2⁶ = 20002221137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20002221209) 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, 90099985 + ... + 90100206.

It is an arithmetic number, because the mean of its divisors is an integer number (3423803648).

Almost surely, 2^20002221201 is an apocalyptic number.

It is an amenable number.

20002221201 is a deficient number, since it is larger than the sum of its proper divisors (7388207983).

20002221201 is a wasteful number, since it uses less digits than its factorization.

20002221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180200231.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20002221201 its reverse (10212220002), we get a palindrome (30214441203).

The spelling of 20002221201 in words is "twenty billion, two million, two hundred twenty-one thousand, two hundred one".