123124004120532 has 12 divisors (see below), whose sum is σ = 287289342947936. Its totient is φ = 41041334706840.

The previous prime is 123124004120531. The next prime is 123124004120569. The reversal of 123124004120532 is 235021400421321.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 123124004120532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123124004120531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5130166838344 + ... + 5130166838367.

Almost surely, 2^{123124004120532} is an apocalyptic number.

123124004120532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123124004120532 is an abundant number, since it is smaller than the sum of its proper divisors (164165338827404).

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

123124004120532 is a wasteful number, since it uses less digits than its factorization.

123124004120532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10260333676718 (or 10260333676716 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 123124004120532 its reverse (235021400421321), we get a palindrome (358145404541853).

The spelling of 123124004120532 in words is "one hundred twenty-three trillion, one hundred twenty-four billion, four million, one hundred twenty thousand, five hundred thirty-two".