123023513002 has 8 divisors (see below), whose sum is σ = 198730290276. Its totient is φ = 56780082912.

The previous prime is 123023512999. The next prime is 123023513059. The reversal of 123023513002 is 200315320321.

It can be written as a sum of positive squares in 2 ways, for example, as 115083099121 + 7940413881 = 339239^2 + 89109^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2365836763 + ... + 2365836814.

Almost surely, 2^123023513002 is an apocalyptic number.

123023513002 is a deficient number, since it is larger than the sum of its proper divisors (75706777274).

123023513002 is a wasteful number, since it uses less digits than its factorization.

123023513002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4731673592.

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 123023513002 its reverse (200315320321), we get a palindrome (323338833323).

The spelling of 123023513002 in words is "one hundred twenty-three billion, twenty-three million, five hundred thirteen thousand, two".