30133030313 has 4 divisors (see below), whose sum is σ = 30198967380. Its totient is φ = 30067093248.

The previous prime is 30133030303. The next prime is 30133030327. The reversal of 30133030313 is 31303033103.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29012990224 + 1120040089 = 170332^2 + 33467^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30133030313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30133030303) 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, 32967848 + ... + 32968761.

It is an arithmetic number, because the mean of its divisors is an integer number (7549741845).

Almost surely, 2^30133030313 is an apocalyptic number.

It is an amenable number.

30133030313 is a deficient number, since it is larger than the sum of its proper divisors (65937067).

30133030313 is an equidigital number, since it uses as much as digits as its factorization.

30133030313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65937066.

The product of its (nonzero) digits is 729, while the sum is 20.

Adding to 30133030313 its reverse (31303033103), we get a palindrome (61436063416).

The spelling of 30133030313 in words is "thirty billion, one hundred thirty-three million, thirty thousand, three hundred thirteen".