123201424044 has 72 divisors (see below), whose sum is σ = 327885761840. Its totient is φ = 38897511552.

The previous prime is 123201424039. The next prime is 123201424079. The reversal of 123201424044 is 440424102321.

123201424044 is a `hidden beast` number, since 1 + 232 + 0 + 1 + 424 + 0 + 4 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 123201423999 and 123201424017.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3784782 + ... + 3817194.

Almost surely, 2^123201424044 is an apocalyptic number.

It is an amenable number.

123201424044 is an abundant number, since it is smaller than the sum of its proper divisors (204684337796).

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

123201424044 is a wasteful number, since it uses less digits than its factorization.

123201424044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37999 (or 37994 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 123201424044 its reverse (440424102321), we get a palindrome (563625526365).

The spelling of 123201424044 in words is "one hundred twenty-three billion, two hundred one million, four hundred twenty-four thousand, forty-four".