211211010011 has 8 divisors (see below), whose sum is σ = 216105294384. Its totient is φ = 206370806400.

The previous prime is 211211010007. The next prime is 211211010077. The reversal of 211211010011 is 110010112112.

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

It is a cyclic number.

It is not a de Polignac number, because 211211010011 - 2² = 211211010007 is a prime.

It is a super-2 number, since 2×211211010011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211211009974 and 211211010001.

It is not an unprimeable number, because it can be changed into a prime (211211010001) 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, 13512290 + ... + 13527911.

It is an arithmetic number, because the mean of its divisors is an integer number (27013161798).

Almost surely, 2^211211010011 is an apocalyptic number.

211211010011 is a deficient number, since it is larger than the sum of its proper divisors (4894284373).

211211010011 is a wasteful number, since it uses less digits than its factorization.

211211010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27040381.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 211211010011 its reverse (110010112112), we get a palindrome (321221122123).

The spelling of 211211010011 in words is "two hundred eleven billion, two hundred eleven million, ten thousand, eleven".