112122011123 has 8 divisors (see below), whose sum is σ = 118767284928. Its totient is φ = 105482277504.

The previous prime is 112122011117. The next prime is 112122011143. The reversal of 112122011123 is 321110221211.

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 112122011123 - 2⁶ = 112122011059 is a prime.

It is a super-2 number, since 2×112122011123² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112122011143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1343336 + ... + 1424357.

It is an arithmetic number, because the mean of its divisors is an integer number (14845910616).

Almost surely, 2^112122011123 is an apocalyptic number.

112122011123 is a deficient number, since it is larger than the sum of its proper divisors (6645273805).

112122011123 is a wasteful number, since it uses less digits than its factorization.

112122011123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2770093.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 112122011123 its reverse (321110221211), we get a palindrome (433232232334).

The spelling of 112122011123 in words is "one hundred twelve billion, one hundred twenty-two million, eleven thousand, one hundred twenty-three".