2201221001099 has 4 divisors (see below), whose sum is σ = 2227741736136. Its totient is φ = 2174700266064.

The previous prime is 2201221001033. The next prime is 2201221001113. The reversal of 2201221001099 is 9901001221022.

2201221001099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2201221001099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201221001599) 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, 13260367394 + ... + 13260367559.

It is an arithmetic number, because the mean of its divisors is an integer number (556935434034).

Almost surely, 2^{2201221001099} is an apocalyptic number.

2201221001099 is a deficient number, since it is larger than the sum of its proper divisors (26520735037).

2201221001099 is an equidigital number, since it uses as much as digits as its factorization.

2201221001099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26520735036.

The product of its (nonzero) digits is 1296, while the sum is 29.

It can be divided in two parts, 220122 and 1001099, that added together give a palindrome (1221221).

The spelling of 2201221001099 in words is "two trillion, two hundred one billion, two hundred twenty-one million, one thousand, ninety-nine".