123533320375 has 16 divisors (see below), whose sum is σ = 155666392128. Its totient is φ = 97867164000.

The previous prime is 123533320279. The next prime is 123533320381. The reversal of 123533320375 is 573023335321.

It is not a de Polignac number, because 123533320375 - 2⁷ = 123533320247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4784536 + ... + 4810285.

It is an arithmetic number, because the mean of its divisors is an integer number (9729149508).

Almost surely, 2^123533320375 is an apocalyptic number.

123533320375 is a deficient number, since it is larger than the sum of its proper divisors (32133071753).

123533320375 is an equidigital number, since it uses as much as digits as its factorization.

123533320375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9594939 (or 9594929 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 37.

Adding to 123533320375 its reverse (573023335321), we get a palindrome (696556655696).

The spelling of 123533320375 in words is "one hundred twenty-three billion, five hundred thirty-three million, three hundred twenty thousand, three hundred seventy-five".