11201112212001 has 16 divisors (see below), whose sum is σ = 15162797214720. Its totient is φ = 7353662556240.

The previous prime is 11201112211987. The next prime is 11201112212011. The reversal of 11201112212001 is 10021221110211.

It is a happy number.

It is not a de Polignac number, because 11201112212001 - 2¹⁵ = 11201112179233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11201112212011) 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 15 ways as a sum of consecutive naturals, for example, 30426685 + ... + 30792618.

It is an arithmetic number, because the mean of its divisors is an integer number (947674825920).

Almost surely, 2^{11201112212001} is an apocalyptic number.

It is an amenable number.

11201112212001 is a deficient number, since it is larger than the sum of its proper divisors (3961685002719).

11201112212001 is an equidigital number, since it uses as much as digits as its factorization.

11201112212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61220236.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11201112212001 its reverse (10021221110211), we get a palindrome (21222333322212).

The spelling of 11201112212001 in words is "eleven trillion, two hundred one billion, one hundred twelve million, two hundred twelve thousand, one".