202202200221201 has 20 divisors (see below), whose sum is σ = 302173638376500. Its totient is φ = 134748582617376.

The previous prime is 202202200221193. The next prime is 202202200221257. The reversal of 202202200221201 is 102122002202202.

202202200221201 is a `hidden beast` number, since 2 + 0 + 2 + 20 + 220 + 0 + 221 + 201 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 135134208076176 + 67067992145025 = 11624724^2 + 8189505^2 .

It is not a de Polignac number, because 202202200221201 - 2³ = 202202200221193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202202200221701) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 489460746 + ... + 489873683.

It is an arithmetic number, because the mean of its divisors is an integer number (15108681918825).

Almost surely, 2^{202202200221201} is an apocalyptic number.

It is an amenable number.

202202200221201 is a deficient number, since it is larger than the sum of its proper divisors (99971438155299).

202202200221201 is an equidigital number, since it uses as much as digits as its factorization.

202202200221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979336990 (or 979336981 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 202202200221201 its reverse (102122002202202), we get a palindrome (304324202423403).

The spelling of 202202200221201 in words is "two hundred two trillion, two hundred two billion, two hundred million, two hundred twenty-one thousand, two hundred one".