220211100001 has 4 divisors (see below), whose sum is σ = 227314683904. Its totient is φ = 213107516100.

The previous prime is 220211099951. The next prime is 220211100017. The reversal of 220211100001 is 100001112022.

220211100001 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220211100001 - 2⁹ = 220211099489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220211100401) 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, 3551791905 + ... + 3551791966.

It is an arithmetic number, because the mean of its divisors is an integer number (56828670976).

Almost surely, 2^220211100001 is an apocalyptic number.

It is an amenable number.

220211100001 is a deficient number, since it is larger than the sum of its proper divisors (7103583903).

220211100001 is an equidigital number, since it uses as much as digits as its factorization.

220211100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7103583902.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 220211100001 its reverse (100001112022), we get a palindrome (320212212023).

The spelling of 220211100001 in words is "two hundred twenty billion, two hundred eleven million, one hundred thousand, one".