210220220201 has 8 divisors (see below), whose sum is σ = 216542518920. Its totient is φ = 203931641088.

The previous prime is 210220220191. The next prime is 210220220251. The reversal of 210220220201 is 102022022012.

It can be written as a sum of positive squares in 4 ways, for example, as 18030044176 + 192190176025 = 134276^2 + 438395^2 .

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 210220220201 - 2³⁰ = 209146478377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210220220251) 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, 8417246 + ... + 8442183.

It is an arithmetic number, because the mean of its divisors is an integer number (27067814865).

Almost surely, 2^210220220201 is an apocalyptic number.

It is an amenable number.

210220220201 is a deficient number, since it is larger than the sum of its proper divisors (6322298719).

210220220201 is a wasteful number, since it uses less digits than its factorization.

210220220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16859803.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 210220220201 its reverse (102022022012), we get a palindrome (312242242213).

The spelling of 210220220201 in words is "two hundred ten billion, two hundred twenty million, two hundred twenty thousand, two hundred one".