33235012253 has 4 divisors (see below), whose sum is σ = 33731057280. Its totient is φ = 32738967228.

The previous prime is 33235012247. The next prime is 33235012273. The reversal of 33235012253 is 35221053233.

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: 35221053233 = 29 ⋅1214519077.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33235012253 is a prime.

It is a super-2 number, since 2×33235012253² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33235012273) 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, 248022413 + ... + 248022546.

It is an arithmetic number, because the mean of its divisors is an integer number (8432764320).

Almost surely, 2^33235012253 is an apocalyptic number.

It is an amenable number.

33235012253 is a deficient number, since it is larger than the sum of its proper divisors (496045027).

33235012253 is an equidigital number, since it uses as much as digits as its factorization.

33235012253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496045026.

The product of its (nonzero) digits is 16200, while the sum is 29.

Adding to 33235012253 its reverse (35221053233), we get a palindrome (68456065486).

The spelling of 33235012253 in words is "thirty-three billion, two hundred thirty-five million, twelve thousand, two hundred fifty-three".