201020223211 has 2 divisors, whose sum is σ = 201020223212. Its totient is φ = 201020223210.

The previous prime is 201020223191. The next prime is 201020223223. The reversal of 201020223211 is 112322020102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201020223211 - 2⁷ = 201020223083 is a prime.

It is not a weakly prime, because it can be changed into another prime (201020523211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510111605 + 100510111606.

It is an arithmetic number, because the mean of its divisors is an integer number (100510111606).

Almost surely, 2^201020223211 is an apocalyptic number.

201020223211 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020223211 is an equidigital number, since it uses as much as digits as its factorization.

201020223211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 201020223211 its reverse (112322020102), we get a palindrome (313342243313).

The spelling of 201020223211 in words is "two hundred one billion, twenty million, two hundred twenty-three thousand, two hundred eleven".