11101002110221 has 32 divisors (see below), whose sum is σ = 11872633968000. Its totient is φ = 10349345774592.

The previous prime is 11101002110207. The next prime is 11101002110279. The reversal of 11101002110221 is 12201120010111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11101002110221 - 2⁹ = 11101002109709 is a prime.

It is a super-2 number, since 2×11101002110221² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101002110021) 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 31 ways as a sum of consecutive naturals, for example, 307174065 + ... + 307210201.

It is an arithmetic number, because the mean of its divisors is an integer number (371019811500).

Almost surely, 2^{11101002110221} is an apocalyptic number.

It is an amenable number.

11101002110221 is a deficient number, since it is larger than the sum of its proper divisors (771631857779).

11101002110221 is a wasteful number, since it uses less digits than its factorization.

11101002110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37101.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11101002110221 its reverse (12201120010111), we get a palindrome (23302122120332).

The spelling of 11101002110221 in words is "eleven trillion, one hundred one billion, two million, one hundred ten thousand, two hundred twenty-one".