33001122133 has 4 divisors (see below), whose sum is σ = 37715568160. Its totient is φ = 28286676108.

The previous prime is 33001122101. The next prime is 33001122157. The reversal of 33001122133 is 33122110033.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33122110033 = 227 ⋅145912379.

It is a cyclic number.

It is not a de Polignac number, because 33001122133 - 2⁵ = 33001122101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33001122133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33001122233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2357223003 + ... + 2357223016.

It is an arithmetic number, because the mean of its divisors is an integer number (9428892040).

Almost surely, 2^33001122133 is an apocalyptic number.

It is an amenable number.

33001122133 is a deficient number, since it is larger than the sum of its proper divisors (4714446027).

33001122133 is an equidigital number, since it uses as much as digits as its factorization.

33001122133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4714446026.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 33001122133 its reverse (33122110033), we get a palindrome (66123232166).

The spelling of 33001122133 in words is "thirty-three billion, one million, one hundred twenty-two thousand, one hundred thirty-three".