11212201120211 has 8 divisors (see below), whose sum is σ = 13799632148064. Its totient is φ = 8871192095040.

The previous prime is 11212201120063. The next prime is 11212201120229. The reversal of 11212201120211 is 11202110221211.

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 11212201120211 - 2³⁰ = 11211127378387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11212201120211.

It is not an unprimeable number, because it can be changed into a prime (11212201180211) 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, 61605500570 + ... + 61605500751.

It is an arithmetic number, because the mean of its divisors is an integer number (1724954018508).

Almost surely, 2^{11212201120211} is an apocalyptic number.

11212201120211 is a deficient number, since it is larger than the sum of its proper divisors (2587431027853).

11212201120211 is a wasteful number, since it uses less digits than its factorization.

11212201120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123211001341.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11212201120211 its reverse (11202110221211), we get a palindrome (22414311341422).

The spelling of 11212201120211 in words is "eleven trillion, two hundred twelve billion, two hundred one million, one hundred twenty thousand, two hundred eleven".