1110202100221 has 8 divisors (see below), whose sum is σ = 1120414125600. Its totient is φ = 1099990560240.

The previous prime is 1110202100209. The next prime is 1110202100233. The reversal of 1110202100221 is 1220012020111.

It is an interprime number because it is at equal distance from previous prime (1110202100209) and next prime (1110202100233).

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 1110202100221 - 2⁷ = 1110202100093 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 (1110202100251) 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, 5792910 + ... + 5981488.

It is an arithmetic number, because the mean of its divisors is an integer number (140051765700).

Almost surely, 2^{1110202100221} is an apocalyptic number.

It is an amenable number.

1110202100221 is a deficient number, since it is larger than the sum of its proper divisors (10212025379).

1110202100221 is a wasteful number, since it uses less digits than its factorization.

1110202100221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242699.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1110202100221 its reverse (1220012020111), we get a palindrome (2330214120332).

The spelling of 1110202100221 in words is "one trillion, one hundred ten billion, two hundred two million, one hundred thousand, two hundred twenty-one".