133220023133 has 16 divisors (see below), whose sum is σ = 141761093760. Its totient is φ = 124758681600.

The previous prime is 133220023127. The next prime is 133220023207. The reversal of 133220023133 is 331320022331.

It is a cyclic number.

It is not a de Polignac number, because 133220023133 - 2²⁰ = 133218974557 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 = 133220023099 and 133220023108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133220023033) 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, 2996813 + ... + 3040941.

It is an arithmetic number, because the mean of its divisors is an integer number (8860068360).

Almost surely, 2^133220023133 is an apocalyptic number.

It is an amenable number.

133220023133 is a deficient number, since it is larger than the sum of its proper divisors (8541070627).

133220023133 is a wasteful number, since it uses less digits than its factorization.

133220023133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45028.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 133220023133 its reverse (331320022331), we get a palindrome (464540045464).

The spelling of 133220023133 in words is "one hundred thirty-three billion, two hundred twenty million, twenty-three thousand, one hundred thirty-three".