30000013133023 has 4 divisors (see below), whose sum is σ = 30005819217760. Its totient is φ = 29994207048288.

The previous prime is 30000013132939. The next prime is 30000013133063. The reversal of 30000013133023 is 32033131000003.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30000013133023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30000013133063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2903034618 + ... + 2903044951.

It is an arithmetic number, because the mean of its divisors is an integer number (7501454804440).

Almost surely, 2^{30000013133023} is an apocalyptic number.

30000013133023 is a deficient number, since it is larger than the sum of its proper divisors (5806084737).

30000013133023 is an equidigital number, since it uses as much as digits as its factorization.

30000013133023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5806084736.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 30000013133023 its reverse (32033131000003), we get a palindrome (62033144133026).

The spelling of 30000013133023 in words is "thirty trillion, thirteen million, one hundred thirty-three thousand, twenty-three".