33003113213 has 16 divisors (see below), whose sum is σ = 37909240320. Its totient is φ = 28145200896.

The previous prime is 33003113189. The next prime is 33003113317. The reversal of 33003113213 is 31231130033.

It is a cyclic number.

It is not a de Polignac number, because 33003113213 - 2²⁰ = 33002064637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33003119213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1097543 + ... + 1127211.

It is an arithmetic number, because the mean of its divisors is an integer number (2369327520).

Almost surely, 2^33003113213 is an apocalyptic number.

It is an amenable number.

33003113213 is a deficient number, since it is larger than the sum of its proper divisors (4906127107).

33003113213 is a wasteful number, since it uses less digits than its factorization.

33003113213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30476.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 33003113213 its reverse (31231130033), we get a palindrome (64234243246).

The spelling of 33003113213 in words is "thirty-three billion, three million, one hundred thirteen thousand, two hundred thirteen".