1000110221021 has 8 divisors (see below), whose sum is σ = 1014737897664. Its totient is φ = 985497589440.

The previous prime is 1000110221009. The next prime is 1000110221041. The reversal of 1000110221021 is 1201220110001.

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 1000110221021 - 2³⁰ = 999036479197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1000110220993 and 1000110221011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000110221041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3627311 + ... + 3893276.

It is an arithmetic number, because the mean of its divisors is an integer number (126842237208).

Almost surely, 2^{1000110221021} is an apocalyptic number.

It is an amenable number.

1000110221021 is a deficient number, since it is larger than the sum of its proper divisors (14627676643).

1000110221021 is an equidigital number, since it uses as much as digits as its factorization.

1000110221021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7522531.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1000110221021 its reverse (1201220110001), we get a palindrome (2201330331022).

The spelling of 1000110221021 in words is "one trillion, one hundred ten million, two hundred twenty-one thousand, twenty-one".