212210100002011 has 4 divisors (see below), whose sum is σ = 212998985132400. Its totient is φ = 211421214871624.

The previous prime is 212210100002003. The next prime is 212210100002023. The reversal of 212210100002011 is 110200001012212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212210100002011 - 2³ = 212210100002003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212210100001982 and 212210100002000.

It is not an unprimeable number, because it can be changed into a prime (212210100002611) 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 3 ways as a sum of consecutive naturals, for example, 394442564791 + ... + 394442565328.

It is an arithmetic number, because the mean of its divisors is an integer number (53249746283100).

Almost surely, 2^{212210100002011} is an apocalyptic number.

212210100002011 is a deficient number, since it is larger than the sum of its proper divisors (788885130389).

212210100002011 is an equidigital number, since it uses as much as digits as its factorization.

212210100002011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788885130388.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212210100002011 its reverse (110200001012212), we get a palindrome (322410101014223).

The spelling of 212210100002011 in words is "two hundred twelve trillion, two hundred ten billion, one hundred million, two thousand, eleven".