2133144342423 has 24 divisors (see below), whose sum is σ = 3125289806496. Its totient is φ = 1401759777600.

The previous prime is 2133144342421. The next prime is 2133144342443. The reversal of 2133144342423 is 3242434413312.

2133144342423 is a `hidden beast` number, since 2 + 133 + 1 + 443 + 42 + 42 + 3 = 666.

It is not a de Polignac number, because 2133144342423 - 2¹ = 2133144342421 is a prime.

It is a super-2 number, since 2×2133144342423² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133144342421) 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, 2574393 + ... + 3300573.

It is an arithmetic number, because the mean of its divisors is an integer number (130220408604).

Almost surely, 2^{2133144342423} is an apocalyptic number.

2133144342423 is a deficient number, since it is larger than the sum of its proper divisors (992145464073).

2133144342423 is a wasteful number, since it uses less digits than its factorization.

2133144342423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730855 (or 730852 counting only the distinct ones).

The product of its digits is 165888, while the sum is 36.

Adding to 2133144342423 its reverse (3242434413312), we get a palindrome (5375578755735).

The spelling of 2133144342423 in words is "two trillion, one hundred thirty-three billion, one hundred forty-four million, three hundred forty-two thousand, four hundred twenty-three".