123433340012 has 6 divisors (see below), whose sum is σ = 216008345028. Its totient is φ = 61716670004.

The previous prime is 123433340003. The next prime is 123433340123. The reversal of 123433340012 is 210043334321.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15429167498 + ... + 15429167505.

It is an arithmetic number, because the mean of its divisors is an integer number (36001390838).

Almost surely, 2^123433340012 is an apocalyptic number.

It is an amenable number.

123433340012 is a deficient number, since it is larger than the sum of its proper divisors (92575005016).

123433340012 is a wasteful number, since it uses less digits than its factorization.

123433340012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30858335007 (or 30858335005 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 123433340012 its reverse (210043334321), we get a palindrome (333476674333).

The spelling of 123433340012 in words is "one hundred twenty-three billion, four hundred thirty-three million, three hundred forty thousand, twelve".