1123232113112 has 16 divisors (see below), whose sum is σ = 2106593856360. Its totient is φ = 561473751424.

The previous prime is 1123232113109. The next prime is 1123232113127. The reversal of 1123232113112 is 2113112323211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17754593 + ... + 17817744.

Almost surely, 2^{1123232113112} is an apocalyptic number.

It is an amenable number.

1123232113112 is a deficient number, since it is larger than the sum of its proper divisors (983361743248).

1123232113112 is a wasteful number, since it uses less digits than its factorization.

1123232113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35576290 (or 35576286 counting only the distinct ones).

The product of its digits is 432, while the sum is 23.

Adding to 1123232113112 its reverse (2113112323211), we get a palindrome (3236344436323).

The spelling of 1123232113112 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-two million, one hundred thirteen thousand, one hundred twelve".