11110020100221 has 32 divisors (see below), whose sum is σ = 17118949736448. Its totient is φ = 6277673433600.

The previous prime is 11110020100213. The next prime is 11110020100241. The reversal of 11110020100221 is 12200102001111.

It is not a de Polignac number, because 11110020100221 - 2³ = 11110020100213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11110020100197 and 11110020100206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110020100241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24705 + ... + 4713878.

It is an arithmetic number, because the mean of its divisors is an integer number (534967179264).

Almost surely, 2^{11110020100221} is an apocalyptic number.

It is an amenable number.

11110020100221 is a deficient number, since it is larger than the sum of its proper divisors (6008929636227).

11110020100221 is a wasteful number, since it uses less digits than its factorization.

11110020100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4739841.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11110020100221 its reverse (12200102001111), we get a palindrome (23310122101332).

The spelling of 11110020100221 in words is "eleven trillion, one hundred ten billion, twenty million, one hundred thousand, two hundred twenty-one".