2201100110201 has 4 divisors (see below), whose sum is σ = 2201105632500. Its totient is φ = 2201094587904.

The previous prime is 2201100110051. The next prime is 2201100110203. The reversal of 2201100110201 is 1020110011022.

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 389650608400 + 1811449501801 = 624220^2 + 1345901^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201100110201 - 2²² = 2201095915897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201100110203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2112476 + ... + 2977373.

It is an arithmetic number, because the mean of its divisors is an integer number (550276408125).

Almost surely, 2^{2201100110201} is an apocalyptic number.

It is an amenable number.

2201100110201 is a deficient number, since it is larger than the sum of its proper divisors (5522299).

2201100110201 is an equidigital number, since it uses as much as digits as its factorization.

2201100110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5522298.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2201100110201 its reverse (1020110011022), we get a palindrome (3221210121223).

The spelling of 2201100110201 in words is "two trillion, two hundred one billion, one hundred million, one hundred ten thousand, two hundred one".