220202000221211 has 4 divisors (see below), whose sum is σ = 220203680757624. Its totient is φ = 220200319684800.

The previous prime is 220202000221207. The next prime is 220202000221261. The reversal of 220202000221211 is 112122000202022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 220202000221211 - 2² = 220202000221207 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 220202000221211.

It is not an unprimeable number, because it can be changed into a prime (220202000221261) 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, 840071645 + ... + 840333726.

It is an arithmetic number, because the mean of its divisors is an integer number (55050920189406).

Almost surely, 2^{220202000221211} is an apocalyptic number.

220202000221211 is a deficient number, since it is larger than the sum of its proper divisors (1680536413).

220202000221211 is a wasteful number, since it uses less digits than its factorization.

220202000221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680536412.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220202000221211 its reverse (112122000202022), we get a palindrome (332324000423233).

The spelling of 220202000221211 in words is "two hundred twenty trillion, two hundred two billion, two hundred twenty-one thousand, two hundred eleven".