10411331221 has 4 divisors (see below), whose sum is σ = 10582008844. Its totient is φ = 10240653600.

The previous prime is 10411331191. The next prime is 10411331239. The reversal of 10411331221 is 12213311401.

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 5156676100 + 5254655121 = 71810^2 + 72489^2 .

It is a cyclic number.

It is not a de Polignac number, because 10411331221 - 2¹⁵ = 10411298453 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 (10411331261) 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, 85338720 + ... + 85338841.

It is an arithmetic number, because the mean of its divisors is an integer number (2645502211).

Almost surely, 2^10411331221 is an apocalyptic number.

It is an amenable number.

10411331221 is a deficient number, since it is larger than the sum of its proper divisors (170677623).

10411331221 is an equidigital number, since it uses as much as digits as its factorization.

10411331221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170677622.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 10411331221 its reverse (12213311401), we get a palindrome (22624642622).

The spelling of 10411331221 in words is "ten billion, four hundred eleven million, three hundred thirty-one thousand, two hundred twenty-one".