220211303301001 has 4 divisors (see below), whose sum is σ = 226162960147012. Its totient is φ = 214259646454992.

The previous prime is 220211303300983. The next prime is 220211303301013. The reversal of 220211303301001 is 100103303112022.

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 168427160246601 + 51784143054400 = 12977949^2 + 7196120^2 .

It is a cyclic number.

It is not a de Polignac number, because 220211303301001 - 2²¹ = 220211301203849 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220211303301001.

It is not an unprimeable number, because it can be changed into a prime (220211303301701) 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, 2975828422950 + ... + 2975828423023.

It is an arithmetic number, because the mean of its divisors is an integer number (56540740036753).

Almost surely, 2^{220211303301001} is an apocalyptic number.

It is an amenable number.

220211303301001 is a deficient number, since it is larger than the sum of its proper divisors (5951656846011).

220211303301001 is an equidigital number, since it uses as much as digits as its factorization.

220211303301001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5951656846010.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 220211303301001 its reverse (100103303112022), we get a palindrome (320314606413023).

The spelling of 220211303301001 in words is "two hundred twenty trillion, two hundred eleven billion, three hundred three million, three hundred one thousand, one".