123443331010012 has 24 divisors (see below), whose sum is σ = 232715428075872. Its totient is φ = 56956156756800.

The previous prime is 123443331009997. The next prime is 123443331010033. The reversal of 123443331010012 is 210010133344321.

It is a congruent number.

It is an unprimeable number.

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, 368337664 + ... + 368672647.

It is an arithmetic number, because the mean of its divisors is an integer number (9696476169828).

Almost surely, 2^{123443331010012} is an apocalyptic number.

It is an amenable number.

123443331010012 is a deficient number, since it is larger than the sum of its proper divisors (109272097065860).

123443331010012 is a wasteful number, since it uses less digits than its factorization.

123443331010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737013549 (or 737013547 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 123443331010012 its reverse (210010133344321), we get a palindrome (333453464354333).

The spelling of 123443331010012 in words is "one hundred twenty-three trillion, four hundred forty-three billion, three hundred thirty-one million, ten thousand, twelve".