110312012222221 has 8 divisors (see below), whose sum is σ = 110419627219200. Its totient is φ = 110204400003600.

The previous prime is 110312012222183. The next prime is 110312012222303. The reversal of 110312012222221 is 122222210213011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 110312012222221 - 2¹¹ = 110312012220173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110312012222192 and 110312012222201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110312012225221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83753871 + ... + 85060771.

It is an arithmetic number, because the mean of its divisors is an integer number (13802453402400).

Almost surely, 2^{110312012222221} is an apocalyptic number.

It is an amenable number.

110312012222221 is a deficient number, since it is larger than the sum of its proper divisors (107614996979).

110312012222221 is a wasteful number, since it uses less digits than its factorization.

110312012222221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389179.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 110312012222221 its reverse (122222210213011), we get a palindrome (232534222435232).

The spelling of 110312012222221 in words is "one hundred ten trillion, three hundred twelve billion, twelve million, two hundred twenty-two thousand, two hundred twenty-one".