11212011010211 has 8 divisors (see below), whose sum is σ = 12244338415344. Its totient is φ = 10181859217920.

The previous prime is 11212011010169. The next prime is 11212011010219. The reversal of 11212011010211 is 11201011021211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11212011010211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11212011010219) 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, 543892430 + ... + 543913043.

It is an arithmetic number, because the mean of its divisors is an integer number (1530542301918).

Almost surely, 2^{11212011010211} is an apocalyptic number.

11212011010211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11212011010211 is a deficient number, since it is larger than the sum of its proper divisors (1032327405133).

11212011010211 is a wasteful number, since it uses less digits than its factorization.

11212011010211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087806421.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11212011010211 its reverse (11201011021211), we get a palindrome (22413022031422).

The spelling of 11212011010211 in words is "eleven trillion, two hundred twelve billion, eleven million, ten thousand, two hundred eleven".