110223200021321 has 4 divisors (see below), whose sum is σ = 116706917669652. Its totient is φ = 103739482372992.

The previous prime is 110223200021303. The next prime is 110223200021323. The reversal of 110223200021321 is 123120002322011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 36483883155721 + 73739316865600 = 6040189^2 + 8587160^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110223200021321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 110223200021293 and 110223200021302.

It is not an unprimeable number, because it can be changed into a prime (110223200021323) 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, 3241858824140 + ... + 3241858824173.

It is an arithmetic number, because the mean of its divisors is an integer number (29176729417413).

Almost surely, 2^{110223200021321} is an apocalyptic number.

It is an amenable number.

110223200021321 is a deficient number, since it is larger than the sum of its proper divisors (6483717648331).

110223200021321 is an equidigital number, since it uses as much as digits as its factorization.

110223200021321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6483717648330.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 110223200021321 its reverse (123120002322011), we get a palindrome (233343202343332).

The spelling of 110223200021321 in words is "one hundred ten trillion, two hundred twenty-three billion, two hundred million, twenty-one thousand, three hundred twenty-one".