10200220120201 has 4 divisors (see below), whose sum is σ = 10200226890772. Its totient is φ = 10200213349632.

The previous prime is 10200220120187. The next prime is 10200220120213. The reversal of 10200220120201 is 10202102200201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4398268812025 + 5801951308176 = 2097205^2 + 2408724^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10200220120201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10200220120001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8941 + ... + 4516693.

It is an arithmetic number, because the mean of its divisors is an integer number (2550056722693).

Almost surely, 2^{10200220120201} is an apocalyptic number.

It is an amenable number.

10200220120201 is a deficient number, since it is larger than the sum of its proper divisors (6770571).

10200220120201 is an equidigital number, since it uses as much as digits as its factorization.

10200220120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6770570.

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

Adding to 10200220120201 its reverse (10202102200201), we get a palindrome (20402322320402).

The spelling of 10200220120201 in words is "ten trillion, two hundred billion, two hundred twenty million, one hundred twenty thousand, two hundred one".