123342005133 has 24 divisors (see below), whose sum is σ = 178589840000. Its totient is φ = 82030065984.

The previous prime is 123342005077. The next prime is 123342005147. The reversal of 123342005133 is 331500243321.

123342005133 is a `hidden beast` number, since 1 + 233 + 420 + 0 + 5 + 1 + 3 + 3 = 666.

It is not a de Polignac number, because 123342005133 - 2¹⁶ = 123341939597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123342005097 and 123342005106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123342005533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16734273 + ... + 16741641.

Almost surely, 2^123342005133 is an apocalyptic number.

It is an amenable number.

123342005133 is a deficient number, since it is larger than the sum of its proper divisors (55247834867).

123342005133 is a wasteful number, since it uses less digits than its factorization.

123342005133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11601 (or 11598 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 123342005133 its reverse (331500243321), we get a palindrome (454842248454).

The spelling of 123342005133 in words is "one hundred twenty-three billion, three hundred forty-two million, five thousand, one hundred thirty-three".