110211002020021 has 8 divisors (see below), whose sum is σ = 125955530691264. Its totient is φ = 94466498301600.

The previous prime is 110211002020001. The next prime is 110211002020037. The reversal of 110211002020021 is 120020200112011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110211002020021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110211002019983 and 110211002020010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110211002020001) 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, 4446321 + ... + 15498121.

It is an arithmetic number, because the mean of its divisors is an integer number (15744441336408).

Almost surely, 2^{110211002020021} is an apocalyptic number.

It is an amenable number.

110211002020021 is a deficient number, since it is larger than the sum of its proper divisors (15744528671243).

110211002020021 is a wasteful number, since it uses less digits than its factorization.

110211002020021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12476411.

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

Adding to 110211002020021 its reverse (120020200112011), we get a palindrome (230231202132032).

The spelling of 110211002020021 in words is "one hundred ten trillion, two hundred eleven billion, two million, twenty thousand, twenty-one".