1110100244221 has 4 divisors (see below), whose sum is σ = 1110104944992. Its totient is φ = 1110095543452.

The previous prime is 1110100244177. The next prime is 1110100244249. The reversal of 1110100244221 is 1224420010111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1110100244221 - 2⁷ = 1110100244093 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 (1110100244261) 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, 1976311 + ... + 2475076.

It is an arithmetic number, because the mean of its divisors is an integer number (277526236248).

Almost surely, 2^{1110100244221} is an apocalyptic number.

It is an amenable number.

1110100244221 is a deficient number, since it is larger than the sum of its proper divisors (4700771).

1110100244221 is an equidigital number, since it uses as much as digits as its factorization.

1110100244221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4700770.

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

Adding to 1110100244221 its reverse (1224420010111), we get a palindrome (2334520254332).

The spelling of 1110100244221 in words is "one trillion, one hundred ten billion, one hundred million, two hundred forty-four thousand, two hundred twenty-one".