1200023000133 has 16 divisors (see below), whose sum is σ = 1637337056256. Its totient is φ = 781364329200.

The previous prime is 1200023000123. The next prime is 1200023000177. The reversal of 1200023000133 is 3310003200021.

It is not a de Polignac number, because 1200023000133 - 2²⁴ = 1200006222917 is a prime.

It is a super-2 number, since 2×1200023000133² (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 (1200023000123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1999066 + ... + 2529092.

It is an arithmetic number, because the mean of its divisors is an integer number (102333566016).

Almost surely, 2^{1200023000133} is an apocalyptic number.

It is an amenable number.

1200023000133 is a deficient number, since it is larger than the sum of its proper divisors (437314056123).

1200023000133 is a wasteful number, since it uses less digits than its factorization.

1200023000133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547624.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 1200023000133 its reverse (3310003200021), we get a palindrome (4510026200154).

The spelling of 1200023000133 in words is "one trillion, two hundred billion, twenty-three million, one hundred thirty-three", and thus it is an aban number.