202012222211 has 4 divisors (see below), whose sum is σ = 206939349624. Its totient is φ = 197085094800.

The previous prime is 202012222183. The next prime is 202012222229. The reversal of 202012222211 is 112222210202.

It is a happy number.

202012222211 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.

It is a cyclic number.

It is not a de Polignac number, because 202012222211 - 2²⁶ = 201945113347 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 202012222211.

It is not an unprimeable number, because it can be changed into a prime (202012222261) 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, 2463563645 + ... + 2463563726.

It is an arithmetic number, because the mean of its divisors is an integer number (51734837406).

Almost surely, 2^202012222211 is an apocalyptic number.

202012222211 is a deficient number, since it is larger than the sum of its proper divisors (4927127413).

202012222211 is an equidigital number, since it uses as much as digits as its factorization.

202012222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4927127412.

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

Adding to 202012222211 its reverse (112222210202), we get a palindrome (314234432413).

The spelling of 202012222211 in words is "two hundred two billion, twelve million, two hundred twenty-two thousand, two hundred eleven".