33220203313 has 12 divisors (see below), whose sum is σ = 36332111088. Its totient is φ = 30123665960.

The previous prime is 33220203299. The next prime is 33220203323. The reversal of 33220203313 is 31330202233.

It is not a de Polignac number, because 33220203313 - 2⁹ = 33220202801 is a prime.

It is a super-2 number, since 2×33220203313² (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 (33220203323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13062120 + ... + 13064662.

It is an arithmetic number, because the mean of its divisors is an integer number (3027675924).

Almost surely, 2^33220203313 is an apocalyptic number.

It is an amenable number.

33220203313 is a deficient number, since it is larger than the sum of its proper divisors (3111907775).

33220203313 is an frugal number, since it uses more digits than its factorization.

33220203313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5564 (or 3021 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 33220203313 its reverse (31330202233), we get a palindrome (64550405546).

The spelling of 33220203313 in words is "thirty-three billion, two hundred twenty million, two hundred three thousand, three hundred thirteen".