110102200021 has 4 divisors (see below), whose sum is σ = 120111490944. Its totient is φ = 100092909100.

The previous prime is 110102199971. The next prime is 110102200031. The reversal of 110102200021 is 120002201011.

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 110102200021 - 2¹¹ = 110102197973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110102199980 and 110102200007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110102200031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5004645445 + ... + 5004645466.

It is an arithmetic number, because the mean of its divisors is an integer number (30027872736).

Almost surely, 2^110102200021 is an apocalyptic number.

110102200021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110102200021 is a deficient number, since it is larger than the sum of its proper divisors (10009290923).

110102200021 is a wasteful number, since it uses less digits than its factorization.

110102200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10009290922.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 110102200021 its reverse (120002201011), we get a palindrome (230104401032).

The spelling of 110102200021 in words is "one hundred ten billion, one hundred two million, two hundred thousand, twenty-one".