211011020211 has 8 divisors (see below), whose sum is σ = 296155817920. Its totient is φ = 133270117992.

The previous prime is 211011020197. The next prime is 211011020219. The reversal of 211011020211 is 112020110112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211011020211 - 2⁶ = 211011020147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211011020219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1850973805 + ... + 1850973918.

It is an arithmetic number, because the mean of its divisors is an integer number (37019477240).

Almost surely, 2^211011020211 is an apocalyptic number.

211011020211 is a deficient number, since it is larger than the sum of its proper divisors (85144797709).

211011020211 is a wasteful number, since it uses less digits than its factorization.

211011020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701947745.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 211011020211 its reverse (112020110112), we get a palindrome (323031130323).

The spelling of 211011020211 in words is "two hundred eleven billion, eleven million, twenty thousand, two hundred eleven".