111322123 has 8 divisors (see below), whose sum is σ = 122020416. Its totient is φ = 100720200.

The previous prime is 111322087. The next prime is 111322129. The reversal of 111322123 is 321223111.

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 111322123 - 2¹³ = 111313931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111322097 and 111322106.

It is not an unprimeable number, because it can be changed into a prime (111322129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21661 + ... + 26302.

It is an arithmetic number, because the mean of its divisors is an integer number (15252552).

Almost surely, 2^111322123 is an apocalyptic number.

111322123 is a deficient number, since it is larger than the sum of its proper divisors (10698293).

111322123 is a wasteful number, since it uses less digits than its factorization.

111322123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48185.

The product of its digits is 72, while the sum is 16.

The square root of 111322123 is about 10550.9299590131. The cubic root of 111322123 is about 481.0539961253.

Adding to 111322123 its reverse (321223111), we get a palindrome (432545234).

The spelling of 111322123 in words is "one hundred eleven million, three hundred twenty-two thousand, one hundred twenty-three".