123360720712 has 16 divisors (see below), whose sum is σ = 231307656300. Its totient is φ = 61678679040.

The previous prime is 123360720653. The next prime is 123360720727. The reversal of 123360720712 is 217027063321.

It can be written as a sum of positive squares in 2 ways, for example, as 121950417796 + 1410302916 = 349214^2 + 37554^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135012 + ... + 514732.

Almost surely, 2^123360720712 is an apocalyptic number.

It is an amenable number.

123360720712 is a deficient number, since it is larger than the sum of its proper divisors (107946935588).

123360720712 is a wasteful number, since it uses less digits than its factorization.

123360720712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420336 (or 420332 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 34.

The spelling of 123360720712 in words is "one hundred twenty-three billion, three hundred sixty million, seven hundred twenty thousand, seven hundred twelve".