33430331244013 has 16 divisors (see below), whose sum is σ = 37737480274560. Its totient is φ = 29335101364800.

The previous prime is 33430331243999. The next prime is 33430331244017. The reversal of 33430331244013 is 31044213303433.

It is a de Polignac number, because none of the positive numbers 2^k-33430331244013 is a prime.

It is a super-2 number, since 2×33430331244013² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33430331244013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33430331244017) 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, 13376298 + ... + 15677563.

It is an arithmetic number, because the mean of its divisors is an integer number (2358592517160).

Almost surely, 2^{33430331244013} is an apocalyptic number.

It is an amenable number.

33430331244013 is a deficient number, since it is larger than the sum of its proper divisors (4307149030547).

33430331244013 is a wasteful number, since it uses less digits than its factorization.

33430331244013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29057508.

The product of its (nonzero) digits is 93312, while the sum is 34.

Adding to 33430331244013 its reverse (31044213303433), we get a palindrome (64474544547446).

The spelling of 33430331244013 in words is "thirty-three trillion, four hundred thirty billion, three hundred thirty-one million, two hundred forty-four thousand, thirteen".