33020222313 has 32 divisors (see below), whose sum is σ = 48417166336. Its totient is φ = 19893791808.

The previous prime is 33020222309. The next prime is 33020222327. The reversal of 33020222313 is 31322202033.

It is not a de Polignac number, because 33020222313 - 2² = 33020222309 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 33020222313.

It is not an unprimeable number, because it can be changed into a prime (33020222413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 387156 + ... + 464682.

It is an arithmetic number, because the mean of its divisors is an integer number (1513036448).

Almost surely, 2^33020222313 is an apocalyptic number.

It is an amenable number.

33020222313 is a deficient number, since it is larger than the sum of its proper divisors (15396944023).

33020222313 is a wasteful number, since it uses less digits than its factorization.

33020222313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77773.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 33020222313 its reverse (31322202033), we get a palindrome (64342424346).

The spelling of 33020222313 in words is "thirty-three billion, twenty million, two hundred twenty-two thousand, three hundred thirteen".