201021022211 has 2 divisors, whose sum is σ = 201021022212. Its totient is φ = 201021022210.

The previous prime is 201021022159. The next prime is 201021022247. The reversal of 201021022211 is 112220120102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201021022211 is a prime.

It is not a weakly prime, because it can be changed into another prime (201021022711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510511105 + 100510511106.

It is an arithmetic number, because the mean of its divisors is an integer number (100510511106).

Almost surely, 2^201021022211 is an apocalyptic number.

201021022211 is a deficient number, since it is larger than the sum of its proper divisors (1).

201021022211 is an equidigital number, since it uses as much as digits as its factorization.

201021022211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201021022211 its reverse (112220120102), we get a palindrome (313241142313).

The spelling of 201021022211 in words is "two hundred one billion, twenty-one million, twenty-two thousand, two hundred eleven".