1100101010221 has 8 divisors (see below), whose sum is σ = 1122974315424. Its totient is φ = 1077417525360.

The previous prime is 1100101010209. The next prime is 1100101010243. The reversal of 1100101010221 is 1220101010011.

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 1100101010221 - 2¹¹ = 1100101008173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100101010198 and 1100101010207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100101010521) 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, 47443375 + ... + 47466556.

It is an arithmetic number, because the mean of its divisors is an integer number (140371789428).

Almost surely, 2^{1100101010221} is an apocalyptic number.

It is an amenable number.

1100101010221 is a deficient number, since it is larger than the sum of its proper divisors (22873305203).

1100101010221 is an equidigital number, since it uses as much as digits as its factorization.

1100101010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94910171.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1100101010221 its reverse (1220101010011), we get a palindrome (2320202020232).

The spelling of 1100101010221 in words is "one trillion, one hundred billion, one hundred one million, ten thousand, two hundred twenty-one".