1123203321112 has 8 divisors (see below), whose sum is σ = 2106006227100. Its totient is φ = 561601660552.

The previous prime is 1123203321109. The next prime is 1123203321151. The reversal of 1123203321112 is 2111233023211.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70200207562 + ... + 70200207577.

Almost surely, 2^{1123203321112} is an apocalyptic number.

It is an amenable number.

1123203321112 is a deficient number, since it is larger than the sum of its proper divisors (982802905988).

1123203321112 is a wasteful number, since it uses less digits than its factorization.

1123203321112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140400415145 (or 140400415141 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1123203321112 its reverse (2111233023211), we get a palindrome (3234436344323).

The spelling of 1123203321112 in words is "one trillion, one hundred twenty-three billion, two hundred three million, three hundred twenty-one thousand, one hundred twelve".