123124302032 has 10 divisors (see below), whose sum is σ = 238553335218. Its totient is φ = 61562151008.

The previous prime is 123124302031. The next prime is 123124302061. The reversal of 123124302032 is 230203421321.

It can be written as a sum of positive squares in only one way, i.e., 72707886736 + 50416415296 = 269644^2 + 224536^2 .

It is a junction number, because it is equal to n+sod(n) for n = 123124301989 and 123124302007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123124302031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3847634423 + ... + 3847634454.

Almost surely, 2^123124302032 is an apocalyptic number.

It is an amenable number.

123124302032 is a deficient number, since it is larger than the sum of its proper divisors (115429033186).

123124302032 is an equidigital number, since it uses as much as digits as its factorization.

123124302032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7695268885 (or 7695268879 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 123124302032 its reverse (230203421321), we get a palindrome (353327723353).

The spelling of 123124302032 in words is "one hundred twenty-three billion, one hundred twenty-four million, three hundred two thousand, thirty-two".