202220201011211 has 4 divisors (see below), whose sum is σ = 202232417556552. Its totient is φ = 202207984465872.

The previous prime is 202220201011207. The next prime is 202220201011237. The reversal of 202220201011211 is 112110102022202.

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 202220201011211 - 2² = 202220201011207 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 202220201011211.

It is not an unprimeable number, because it can be changed into a prime (202220201011201) 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, 6108247841 + ... + 6108280946.

It is an arithmetic number, because the mean of its divisors is an integer number (50558104389138).

Almost surely, 2^{202220201011211} is an apocalyptic number.

202220201011211 is a deficient number, since it is larger than the sum of its proper divisors (12216545341).

202220201011211 is a wasteful number, since it uses less digits than its factorization.

202220201011211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12216545340.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202220201011211 its reverse (112110102022202), we get a palindrome (314330303033413).

The spelling of 202220201011211 in words is "two hundred two trillion, two hundred twenty billion, two hundred one million, eleven thousand, two hundred eleven".