11201221110101 has 8 divisors (see below), whose sum is σ = 12239644940544. Its totient is φ = 10166152446720.

The previous prime is 11201221110083. The next prime is 11201221110103. The reversal of 11201221110101 is 10101112210211.

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 11201221110101 - 2¹⁰ = 11201221109077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201221110103) 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, 838784780 + ... + 838798133.

It is an arithmetic number, because the mean of its divisors is an integer number (1529955617568).

Almost surely, 2^{11201221110101} is an apocalyptic number.

11201221110101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11201221110101 is a deficient number, since it is larger than the sum of its proper divisors (1038423830443).

11201221110101 is a wasteful number, since it uses less digits than its factorization.

11201221110101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677583531.

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

Adding to 11201221110101 its reverse (10101112210211), we get a palindrome (21302333320312).

It can be divided in two parts, 1120 and 1221110101, that added together give a palindrome (1221111221).

The spelling of 11201221110101 in words is "eleven trillion, two hundred one billion, two hundred twenty-one million, one hundred ten thousand, one hundred one".