110110202000021 has 4 divisors (see below), whose sum is σ = 110120398344000. Its totient is φ = 110100005656044.

The previous prime is 110110201999879. The next prime is 110110202000053. The reversal of 110110202000021 is 120000202011011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110110202000021 - 2¹⁰ = 110110201998997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110110201999966 and 110110202000011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110110202000321) 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 3 ways as a sum of consecutive naturals, for example, 5098155791 + ... + 5098177388.

It is an arithmetic number, because the mean of its divisors is an integer number (27530099586000).

Almost surely, 2^{110110202000021} is an apocalyptic number.

It is an amenable number.

110110202000021 is a deficient number, since it is larger than the sum of its proper divisors (10196343979).

110110202000021 is a wasteful number, since it uses less digits than its factorization.

110110202000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10196343978.

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

Adding to 110110202000021 its reverse (120000202011011), we get a palindrome (230110404011032).

The spelling of 110110202000021 in words is "one hundred ten trillion, one hundred ten billion, two hundred two million, twenty-one", and thus it is an aban number.