30233233213 has 2 divisors, whose sum is σ = 30233233214. Its totient is φ = 30233233212.

The previous prime is 30233233187. The next prime is 30233233237. The reversal of 30233233213 is 31233233203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15163952164 + 15069281049 = 123142^2 + 122757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30233233213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30233233273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15116616606 + 15116616607.

It is an arithmetic number, because the mean of its divisors is an integer number (15116616607).

Almost surely, 2^30233233213 is an apocalyptic number.

It is an amenable number.

30233233213 is a deficient number, since it is larger than the sum of its proper divisors (1).

30233233213 is an equidigital number, since it uses as much as digits as its factorization.

30233233213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 30233233213 its reverse (31233233203), we get a palindrome (61466466416).

The spelling of 30233233213 in words is "thirty billion, two hundred thirty-three million, two hundred thirty-three thousand, two hundred thirteen".