210000100222201 has 4 divisors (see below), whose sum is σ = 210312136033012. Its totient is φ = 209688064411392.

The previous prime is 210000100222153. The next prime is 210000100222217. The reversal of 210000100222201 is 102222001000012.

It is a happy number.

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 154687799396025 + 55312300826176 = 12437355^2 + 7437224^2 .

It is a cyclic number.

It is not a de Polignac number, because 210000100222201 - 2¹⁷ = 210000100091129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210000100222291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156017904396 + ... + 156017905741.

It is an arithmetic number, because the mean of its divisors is an integer number (52578034008253).

Almost surely, 2^{210000100222201} is an apocalyptic number.

It is an amenable number.

210000100222201 is a deficient number, since it is larger than the sum of its proper divisors (312035810811).

210000100222201 is an equidigital number, since it uses as much as digits as its factorization.

210000100222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312035810810.

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

Adding to 210000100222201 its reverse (102222001000012), we get a palindrome (312222101222213).

The spelling of 210000100222201 in words is "two hundred ten trillion, one hundred million, two hundred twenty-two thousand, two hundred one".