1100200221221 has 8 divisors (see below), whose sum is σ = 1148373648384. Its totient is φ = 1052055013680.

The previous prime is 1100200221203. The next prime is 1100200221277. The reversal of 1100200221221 is 1221220020011.

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 1100200221221 - 2⁶ = 1100200221157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100200221196 and 1100200221205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100200221521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6975206 + ... + 7131191.

It is an arithmetic number, because the mean of its divisors is an integer number (143546706048).

Almost surely, 2^{1100200221221} is an apocalyptic number.

It is an amenable number.

1100200221221 is a deficient number, since it is larger than the sum of its proper divisors (48173427163).

1100200221221 is a wasteful number, since it uses less digits than its factorization.

1100200221221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14109811.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1100200221221 its reverse (1221220020011), we get a palindrome (2321420241232).

The spelling of 1100200221221 in words is "one trillion, one hundred billion, two hundred million, two hundred twenty-one thousand, two hundred twenty-one".