202201220201 has 8 divisors (see below), whose sum is σ = 210235477320. Its totient is φ = 194237749888.

The previous prime is 202201220189. The next prime is 202201220203. The reversal of 202201220201 is 102022102202.

It can be written as a sum of positive squares in 4 ways, for example, as 71851338601 + 130349881600 = 268051^2 + 361040^2 .

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 202201220201 - 2¹⁰ = 202201219177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202201220203) 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, 17690876 + ... + 17702301.

It is an arithmetic number, because the mean of its divisors is an integer number (26279434665).

Almost surely, 2^202201220201 is an apocalyptic number.

It is an amenable number.

202201220201 is a deficient number, since it is larger than the sum of its proper divisors (8034257119).

202201220201 is a wasteful number, since it uses less digits than its factorization.

202201220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35393403.

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

Adding to 202201220201 its reverse (102022102202), we get a palindrome (304223322403).

It can be divided in two parts, 20220 and 1220201, that added together give a palindrome (1240421).

The spelling of 202201220201 in words is "two hundred two billion, two hundred one million, two hundred twenty thousand, two hundred one".