1110044012221 has 8 divisors (see below), whose sum is σ = 1117983717720. Its totient is φ = 1102121815872.

The previous prime is 1110044012179. The next prime is 1110044012227. The reversal of 1110044012221 is 1222104400111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 833514220900 + 276529791321 = 912970^2 + 525861^2 .

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 1110044012221 - 2²¹ = 1110041915069 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 (1110044012227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4250026 + ... + 4503643.

It is an arithmetic number, because the mean of its divisors is an integer number (139747964715).

Almost surely, 2^{1110044012221} is an apocalyptic number.

It is an amenable number.

1110044012221 is a deficient number, since it is larger than the sum of its proper divisors (7939705499).

1110044012221 is an equidigital number, since it uses as much as digits as its factorization.

1110044012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8754575.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1110044012221 its reverse (1222104400111), we get a palindrome (2332148412332).

The spelling of 1110044012221 in words is "one trillion, one hundred ten billion, forty-four million, twelve thousand, two hundred twenty-one".