11201011100001 has 16 divisors (see below), whose sum is σ = 17166300537600. Its totient is φ = 7209846224784.

The previous prime is 11201011099997. The next prime is 11201011100021. The reversal of 11201011100001 is 10000111010211.

It is not a de Polignac number, because 11201011100001 - 2² = 11201011099997 is a prime.

It is a super-2 number, since 2×11201011100001² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11201011100021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7152624441 + ... + 7152626006.

It is an arithmetic number, because the mean of its divisors is an integer number (1072893783600).

Almost surely, 2^{11201011100001} is an apocalyptic number.

It is an amenable number.

11201011100001 is a deficient number, since it is larger than the sum of its proper divisors (5965289437599).

11201011100001 is a wasteful number, since it uses less digits than its factorization.

11201011100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14305250485 (or 14305250479 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11201011100001 its reverse (10000111010211), we get a palindrome (21201122110212).

The spelling of 11201011100001 in words is "eleven trillion, two hundred one billion, eleven million, one hundred thousand, one".