200122210201 has 4 divisors (see below), whose sum is σ = 207022976100. Its totient is φ = 193221444304.

The previous prime is 200122210091. The next prime is 200122210207. The reversal of 200122210201 is 102012221002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102012221002 = 2 ⋅51006110501.

It can be written as a sum of positive squares in 2 ways, for example, as 128038014976 + 72084195225 = 357824^2 + 268485^2 .

It is a cyclic number.

It is not a de Polignac number, because 200122210201 - 2⁷ = 200122210073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200122210207) 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, 3450382906 + ... + 3450382963.

It is an arithmetic number, because the mean of its divisors is an integer number (51755744025).

Almost surely, 2^200122210201 is an apocalyptic number.

It is an amenable number.

200122210201 is a deficient number, since it is larger than the sum of its proper divisors (6900765899).

200122210201 is an equidigital number, since it uses as much as digits as its factorization.

200122210201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6900765898.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200122210201 its reverse (102012221002), we get a palindrome (302134431203).

The spelling of 200122210201 in words is "two hundred billion, one hundred twenty-two million, two hundred ten thousand, two hundred one".