202120202200201 has 4 divisors (see below), whose sum is σ = 207582910367812. Its totient is φ = 196657494032592.

The previous prime is 202120202200199. The next prime is 202120202200207. The reversal of 202120202200201 is 102002202021202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 68994204375625 + 133125997824576 = 8306275^2 + 11538024^2 .

It is a cyclic number.

It is not a de Polignac number, because 202120202200201 - 2¹ = 202120202200199 is a prime.

It is a super-2 number, since 2×202120202200201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202120202200207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2731354083750 + ... + 2731354083823.

It is an arithmetic number, because the mean of its divisors is an integer number (51895727591953).

Almost surely, 2^{202120202200201} is an apocalyptic number.

It is an amenable number.

202120202200201 is a deficient number, since it is larger than the sum of its proper divisors (5462708167611).

202120202200201 is an equidigital number, since it uses as much as digits as its factorization.

202120202200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5462708167610.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202120202200201 its reverse (102002202021202), we get a palindrome (304122404221403).

The spelling of 202120202200201 in words is "two hundred two trillion, one hundred twenty billion, two hundred two million, two hundred thousand, two hundred one".