123023033133 has 64 divisors (see below), whose sum is σ = 222418151424. Its totient is φ = 58407840000.

The previous prime is 123023033131. The next prime is 123023033141. The reversal of 123023033133 is 331330320321.

It is not a de Polignac number, because 123023033133 - 2¹ = 123023033131 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123023033131) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 100498 + ... + 506108.

It is an arithmetic number, because the mean of its divisors is an integer number (3475283616).

Almost surely, 2^123023033133 is an apocalyptic number.

123023033133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

123023033133 is a deficient number, since it is larger than the sum of its proper divisors (99395118291).

123023033133 is a wasteful number, since it uses less digits than its factorization.

123023033133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405746.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 123023033133 its reverse (331330320321), we get a palindrome (454353353454).

The spelling of 123023033133 in words is "one hundred twenty-three billion, twenty-three million, thirty-three thousand, one hundred thirty-three".