33520242323 has 4 divisors (see below), whose sum is σ = 33521652840. Its totient is φ = 33518831808.

The previous prime is 33520242313. The next prime is 33520242521. The reversal of 33520242323 is 32324202533.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33520242323 - 2¹⁴ = 33520225939 is a prime.

It is a super-2 number, since 2×33520242323² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33520242313) 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, 668990 + ... + 717347.

It is an arithmetic number, because the mean of its divisors is an integer number (8380413210).

Almost surely, 2^33520242323 is an apocalyptic number.

33520242323 is a deficient number, since it is larger than the sum of its proper divisors (1410517).

33520242323 is a wasteful number, since it uses less digits than its factorization.

33520242323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410516.

The product of its (nonzero) digits is 25920, while the sum is 29.

Adding to 33520242323 its reverse (32324202533), we get a palindrome (65844444856).

The spelling of 33520242323 in words is "thirty-three billion, five hundred twenty million, two hundred forty-two thousand, three hundred twenty-three".