110312221111 has 8 divisors (see below), whose sum is σ = 116863569504. Its totient is φ = 103767805440.

The previous prime is 110312221099. The next prime is 110312221153. The reversal of 110312221111 is 111122213011.

It is a happy number.

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 110312221111 - 2³¹ = 108164737463 is a prime.

It is a super-2 number, since 2×110312221111² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110312221511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1700395 + ... + 1764076.

It is an arithmetic number, because the mean of its divisors is an integer number (14607946188).

Almost surely, 2^110312221111 is an apocalyptic number.

110312221111 is a deficient number, since it is larger than the sum of its proper divisors (6551348393).

110312221111 is a wasteful number, since it uses less digits than its factorization.

110312221111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3466361.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 110312221111 its reverse (111122213011), we get a palindrome (221434434122).

The spelling of 110312221111 in words is "one hundred ten billion, three hundred twelve million, two hundred twenty-one thousand, one hundred eleven".