33300020213 has 4 divisors (see below), whose sum is σ = 33300965388. Its totient is φ = 33299075040.

The previous prime is 33300020207. The next prime is 33300020219. The reversal of 33300020213 is 31202000333.

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

It is an interprime number because it is at equal distance from previous prime (33300020207) and next prime (33300020219).

It can be written as a sum of positive squares in 2 ways, for example, as 13242946084 + 20057074129 = 115078^2 + 141623^2 .

It is a cyclic number.

It is not a de Polignac number, because 33300020213 - 2¹⁰ = 33300019189 is a prime.

It is a super-2 number, since 2×33300020213² (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 = 33300020191 and 33300020200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33300020219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417608 + ... + 490913.

It is an arithmetic number, because the mean of its divisors is an integer number (8325241347).

Almost surely, 2^33300020213 is an apocalyptic number.

It is an amenable number.

33300020213 is a deficient number, since it is larger than the sum of its proper divisors (945175).

33300020213 is an equidigital number, since it uses as much as digits as its factorization.

33300020213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945174.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 33300020213 its reverse (31202000333), we get a palindrome (64502020546).

The spelling of 33300020213 in words is "thirty-three billion, three hundred million, twenty thousand, two hundred thirteen".