11201121021101 has 8 divisors (see below), whose sum is σ = 12750683217984. Its totient is φ = 9740105235520.

The previous prime is 11201121021071. The next prime is 11201121021149. The reversal of 11201121021101 is 10112012110211.

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

It is not a de Polignac number, because 11201121021101 - 2¹⁰ = 11201121020077 is a prime.

It is a super-2 number, since 2×11201121021101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201121021151) 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, 22136602556 + ... + 22136603061.

It is an arithmetic number, because the mean of its divisors is an integer number (1593835402248).

Almost surely, 2^{11201121021101} is an apocalyptic number.

11201121021101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11201121021101 is a deficient number, since it is larger than the sum of its proper divisors (1549562196883).

11201121021101 is a wasteful number, since it uses less digits than its factorization.

11201121021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44273205651.

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

Adding to 11201121021101 its reverse (10112012110211), we get a palindrome (21313133131312).

It can be divided in two parts, 112011 and 21021101, that added together give a palindrome (21133112).

The spelling of 11201121021101 in words is "eleven trillion, two hundred one billion, one hundred twenty-one million, twenty-one thousand, one hundred one".