111322243123 has 8 divisors (see below), whose sum is σ = 137011991648. Its totient is φ = 88079137344.

The previous prime is 111322243117. The next prime is 111322243129. The reversal of 111322243123 is 321342223111.

It is an interprime number because it is at equal distance from previous prime (111322243117) and next prime (111322243129).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111322243123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111322243129) 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, 611660586 + ... + 611660767.

It is an arithmetic number, because the mean of its divisors is an integer number (17126498956).

Almost surely, 2^111322243123 is an apocalyptic number.

111322243123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111322243123 is a deficient number, since it is larger than the sum of its proper divisors (25689748525).

111322243123 is a wasteful number, since it uses less digits than its factorization.

111322243123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223321373.

The product of its digits is 1728, while the sum is 25.

Adding to 111322243123 its reverse (321342223111), we get a palindrome (432664466234).

The spelling of 111322243123 in words is "one hundred eleven billion, three hundred twenty-two million, two hundred forty-three thousand, one hundred twenty-three".