110312302221 has 16 divisors (see below), whose sum is σ = 178282509120. Its totient is φ = 66855940560.

The previous prime is 110312302193. The next prime is 110312302231. The reversal of 110312302221 is 122203213011.

110312302221 is a `hidden beast` number, since 110 + 31 + 2 + 302 + 221 = 666.

It is not a de Polignac number, because 110312302221 - 2⁵ = 110312302189 is a prime.

It is a super-3 number, since 3×110312302221³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110312302194 and 110312302203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110312302231) 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 15 ways as a sum of consecutive naturals, for example, 185710650 + ... + 185711243.

It is an arithmetic number, because the mean of its divisors is an integer number (11142656820).

Almost surely, 2^110312302221 is an apocalyptic number.

110312302221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110312302221 is a deficient number, since it is larger than the sum of its proper divisors (67970206899).

110312302221 is a wasteful number, since it uses less digits than its factorization.

110312302221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371421913 (or 371421907 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 110312302221 its reverse (122203213011), we get a palindrome (232515515232).

The spelling of 110312302221 in words is "one hundred ten billion, three hundred twelve million, three hundred two thousand, two hundred twenty-one".