33323213320013 has 8 divisors (see below), whose sum is σ = 33371065554840. Its totient is φ = 33275361985600.

The previous prime is 33323213320003. The next prime is 33323213320021. The reversal of 33323213320013 is 31002331232333.

It can be written as a sum of positive squares in 4 ways, for example, as 393026178724 + 32930187141289 = 626918^2 + 5738483^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33323213320013 - 2⁸ = 33323213319757 is a prime.

It is a super-2 number, since 2×33323213320013² (a number of 28 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 (33323213320003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119162831 + ... + 119442147.

It is an arithmetic number, because the mean of its divisors is an integer number (4171383194355).

Almost surely, 2^{33323213320013} is an apocalyptic number.

It is an amenable number.

33323213320013 is a deficient number, since it is larger than the sum of its proper divisors (47852234827).

33323213320013 is a wasteful number, since it uses less digits than its factorization.

33323213320013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450207.

The product of its (nonzero) digits is 17496, while the sum is 29.

Adding to 33323213320013 its reverse (31002331232333), we get a palindrome (64325544552346).

The spelling of 33323213320013 in words is "thirty-three trillion, three hundred twenty-three billion, two hundred thirteen million, three hundred twenty thousand, thirteen".