211210220210011 has 8 divisors (see below), whose sum is σ = 230411262394224. Its totient is φ = 192009196871520.

The previous prime is 211210220209981. The next prime is 211210220210027. The reversal of 211210220210011 is 110012022012112.

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 211210220210011 - 2⁷ = 211210220209883 is a prime.

It is a super-2 number, since 2×211210220210011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211210220210071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29562681 + ... + 36005173.

It is an arithmetic number, because the mean of its divisors is an integer number (28801407799278).

Almost surely, 2^{211210220210011} is an apocalyptic number.

211210220210011 is a deficient number, since it is larger than the sum of its proper divisors (19201042184213).

211210220210011 is a wasteful number, since it uses less digits than its factorization.

211210220210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9422861.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211210220210011 its reverse (110012022012112), we get a palindrome (321222242222123).

The spelling of 211210220210011 in words is "two hundred eleven trillion, two hundred ten billion, two hundred twenty million, two hundred ten thousand, eleven".