211020222010011 has 64 divisors (see below), whose sum is σ = 306419507767296. Its totient is φ = 128649901363200.

The previous prime is 211020222010001. The next prime is 211020222010051. The reversal of 211020222010011 is 110010222020112.

It is not a de Polignac number, because 211020222010011 - 2²³ = 211020213621403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211020222010001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1520282065 + ... + 1520420861.

It is an arithmetic number, because the mean of its divisors is an integer number (4787804808864).

Almost surely, 2^{211020222010011} is an apocalyptic number.

211020222010011 is a deficient number, since it is larger than the sum of its proper divisors (95399285757285).

211020222010011 is a wasteful number, since it uses less digits than its factorization.

211020222010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141812.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211020222010011 its reverse (110010222020112), we get a palindrome (321030444030123).

The spelling of 211020222010011 in words is "two hundred eleven trillion, twenty billion, two hundred twenty-two million, ten thousand, eleven".