2220002021201 has 4 divisors (see below), whose sum is σ = 2274148412004. Its totient is φ = 2165855630400.

The previous prime is 2220002021189. The next prime is 2220002021231. The reversal of 2220002021201 is 1021202000222.

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 1025956281025 + 1194045740176 = 1012895^2 + 1092724^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220002021201 - 2²² = 2219997826897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220002021231) 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, 27073195340 + ... + 27073195421.

It is an arithmetic number, because the mean of its divisors is an integer number (568537103001).

Almost surely, 2^{2220002021201} is an apocalyptic number.

It is an amenable number.

2220002021201 is a deficient number, since it is larger than the sum of its proper divisors (54146390803).

2220002021201 is an equidigital number, since it uses as much as digits as its factorization.

2220002021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54146390802.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2220002021201 its reverse (1021202000222), we get a palindrome (3241204021423).

The spelling of 2220002021201 in words is "two trillion, two hundred twenty billion, two million, twenty-one thousand, two hundred one".