1123233320112 has 40 divisors (see below), whose sum is σ = 2901744298800. Its totient is φ = 374403594240.

The previous prime is 1123233320087. The next prime is 1123233320197. The reversal of 1123233320112 is 2110233323211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2514264 + ... + 2927112.

It is an arithmetic number, because the mean of its divisors is an integer number (72543607470).

Almost surely, 2^{1123233320112} is an apocalyptic number.

1123233320112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1123233320112 is an abundant number, since it is smaller than the sum of its proper divisors (1778510978688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123233320112 is a wasteful number, since it uses less digits than its factorization.

1123233320112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469541 (or 469535 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1123233320112 its reverse (2110233323211), we get a palindrome (3233466643323).

The spelling of 1123233320112 in words is "one trillion, one hundred twenty-three billion, two hundred thirty-three million, three hundred twenty thousand, one hundred twelve".