110110200020021 has 16 divisors (see below), whose sum is σ = 119302111672128. Its totient is φ = 101220079161600.

The previous prime is 110110200019991. The next prime is 110110200020039. The reversal of 110110200020021 is 120020002011011.

It is a cyclic number.

It is not a de Polignac number, because 110110200020021 - 2⁶ = 110110200019957 is a prime.

It is a super-2 number, since 2×110110200020021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110110200019984 and 110110200020011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110110200020081) 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 15 ways as a sum of consecutive naturals, for example, 22846526 + ... + 27243056.

It is an arithmetic number, because the mean of its divisors is an integer number (7456381979508).

Almost surely, 2^{110110200020021} is an apocalyptic number.

It is an amenable number.

110110200020021 is a deficient number, since it is larger than the sum of its proper divisors (9191911652107).

110110200020021 is a wasteful number, since it uses less digits than its factorization.

110110200020021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4430852.

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

Adding to 110110200020021 its reverse (120020002011011), we get a palindrome (230130202031032).

The spelling of 110110200020021 in words is "one hundred ten trillion, one hundred ten billion, two hundred million, twenty thousand, twenty-one".