33313023133 has 16 divisors (see below), whose sum is σ = 37773527680. Its totient is φ = 29124494784.

The previous prime is 33313023091. The next prime is 33313023151. The reversal of 33313023133 is 33132031333.

It is a cyclic number.

It is not a de Polignac number, because 33313023133 - 2¹⁷ = 33312892061 is a prime.

It is a super-2 number, since 2×33313023133² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33313023098 and 33313023107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33313027133) 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, 1077235 + ... + 1107727.

It is an arithmetic number, because the mean of its divisors is an integer number (2360845480).

Almost surely, 2^33313023133 is an apocalyptic number.

It is an amenable number.

33313023133 is a deficient number, since it is larger than the sum of its proper divisors (4460504547).

33313023133 is a wasteful number, since it uses less digits than its factorization.

33313023133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34948.

The product of its (nonzero) digits is 4374, while the sum is 25.

Adding to 33313023133 its reverse (33132031333), we get a palindrome (66445054466).

The spelling of 33313023133 in words is "thirty-three billion, three hundred thirteen million, twenty-three thousand, one hundred thirty-three".