110221331012321 has 16 divisors (see below), whose sum is σ = 120547347000000. Its totient is φ = 100379251498176.

The previous prime is 110221331012311. The next prime is 110221331012323. The reversal of 110221331012321 is 123210133122011.

It is a happy number.

It is not a de Polignac number, because 110221331012321 - 2¹⁸ = 110221330750177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110221331012323) 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, 436639571 + ... + 436891928.

It is an arithmetic number, because the mean of its divisors is an integer number (7534209187500).

Almost surely, 2^{110221331012321} is an apocalyptic number.

It is an amenable number.

110221331012321 is a deficient number, since it is larger than the sum of its proper divisors (10326015987679).

110221331012321 is a wasteful number, since it uses less digits than its factorization.

110221331012321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873531776.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 110221331012321 its reverse (123210133122011), we get a palindrome (233431464134332).

The spelling of 110221331012321 in words is "one hundred ten trillion, two hundred twenty-one billion, three hundred thirty-one million, twelve thousand, three hundred twenty-one".