123011103333312 has 42 divisors (see below), whose sum is σ = 352589117368488. Its totient is φ = 41003701110912.

The previous prime is 123011103333127. The next prime is 123011103333343. The reversal of 123011103333312 is 213333301110321.

123011103333312 is a `hidden beast` number, since 1 + 2 + 3 + 0 + 1 + 1 + 10 + 3 + 333 + 312 = 666.

123011103333312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 106780471068 + ... + 106780472219.

It is an arithmetic number, because the mean of its divisors is an integer number (8394978984964).

Almost surely, 2^{123011103333312} is an apocalyptic number.

123011103333312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123011103333312 is an abundant number, since it is smaller than the sum of its proper divisors (229578014035176).

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

123011103333312 is a wasteful number, since it uses less digits than its factorization.

123011103333312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213560943305 (or 213560943292 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 123011103333312 its reverse (213333301110321), we get a palindrome (336344404443633).

The spelling of 123011103333312 in words is "one hundred twenty-three trillion, eleven billion, one hundred three million, three hundred thirty-three thousand, three hundred twelve".