220100322001 has 4 divisors (see below), whose sum is σ = 251543225152. Its totient is φ = 188657418852.

The previous prime is 220100321983. The next prime is 220100322007. The reversal of 220100322001 is 100223001022.

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 not a de Polignac number, because 220100322001 - 2⁹ = 220100321489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220100322007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15721451565 + ... + 15721451578.

It is an arithmetic number, because the mean of its divisors is an integer number (62885806288).

Almost surely, 2^220100322001 is an apocalyptic number.

It is an amenable number.

220100322001 is a deficient number, since it is larger than the sum of its proper divisors (31442903151).

220100322001 is an equidigital number, since it uses as much as digits as its factorization.

220100322001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31442903150.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 220100322001 its reverse (100223001022), we get a palindrome (320323323023).

The spelling of 220100322001 in words is "two hundred twenty billion, one hundred million, three hundred twenty-two thousand, one".