123471240124 has 12 divisors (see below), whose sum is σ = 225469221264. Its totient is φ = 59051462624.

The previous prime is 123471240119. The next prime is 123471240131. The reversal of 123471240124 is 421042174321.

It is a congruent number.

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, 671039257 + ... + 671039440.

It is an arithmetic number, because the mean of its divisors is an integer number (18789101772).

Almost surely, 2^123471240124 is an apocalyptic number.

It is an amenable number.

123471240124 is a deficient number, since it is larger than the sum of its proper divisors (101997981140).

123471240124 is a wasteful number, since it uses less digits than its factorization.

123471240124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342078724 (or 1342078722 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The spelling of 123471240124 in words is "one hundred twenty-three billion, four hundred seventy-one million, two hundred forty thousand, one hundred twenty-four".