11110010310221 has 4 divisors (see below), whose sum is σ = 11292141626844. Its totient is φ = 10927878993600.

The previous prime is 11110010310149. The next prime is 11110010310239. The reversal of 11110010310221 is 12201301001111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5303283928996 + 5806726381225 = 2302886^2 + 2409715^2 .

It is a cyclic number.

It is not a de Polignac number, because 11110010310221 - 2¹⁸ = 11110010048077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11110010310196 and 11110010310205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110010310241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91065658220 + ... + 91065658341.

It is an arithmetic number, because the mean of its divisors is an integer number (2823035406711).

Almost surely, 2^{11110010310221} is an apocalyptic number.

It is an amenable number.

11110010310221 is a deficient number, since it is larger than the sum of its proper divisors (182131316623).

11110010310221 is an equidigital number, since it uses as much as digits as its factorization.

11110010310221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182131316622.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 11110010310221 its reverse (12201301001111), we get a palindrome (23311311311332).

The spelling of 11110010310221 in words is "eleven trillion, one hundred ten billion, ten million, three hundred ten thousand, two hundred twenty-one".