12110200112021 has 4 divisors (see below), whose sum is σ = 13211127394944. Its totient is φ = 11009272829100.

The previous prime is 12110200112011. The next prime is 12110200112033. The reversal of 12110200112021 is 12021100201121.

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 12110200112021 - 2⁶ = 12110200111957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12110200111987 and 12110200112005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110200112011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550463641445 + ... + 550463641466.

It is an arithmetic number, because the mean of its divisors is an integer number (3302781848736).

Almost surely, 2^{12110200112021} is an apocalyptic number.

12110200112021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12110200112021 is a deficient number, since it is larger than the sum of its proper divisors (1100927282923).

12110200112021 is a wasteful number, since it uses less digits than its factorization.

12110200112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100927282922.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12110200112021 its reverse (12021100201121), we get a palindrome (24131300313142).

It can be divided in two parts, 12110200 and 112021, that added together give a palindrome (12222221).

The spelling of 12110200112021 in words is "twelve trillion, one hundred ten billion, two hundred million, one hundred twelve thousand, twenty-one".