33123200133 has 16 divisors (see below), whose sum is σ = 45109886976. Its totient is φ = 21609447600.

The previous prime is 33123200069. The next prime is 33123200147. The reversal of 33123200133 is 33100232133.

It is not a de Polignac number, because 33123200133 - 2⁶ = 33123200069 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 (33123200153) 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, 1845360 + ... + 1863222.

It is an arithmetic number, because the mean of its divisors is an integer number (2819367936).

Almost surely, 2^33123200133 is an apocalyptic number.

It is an amenable number.

33123200133 is a deficient number, since it is larger than the sum of its proper divisors (11986686843).

33123200133 is a wasteful number, since it uses less digits than its factorization.

33123200133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31064.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 33123200133 its reverse (33100232133), we get a palindrome (66223432266).

The spelling of 33123200133 in words is "thirty-three billion, one hundred twenty-three million, two hundred thousand, one hundred thirty-three".