30212012329 has 2 divisors, whose sum is σ = 30212012330. Its totient is φ = 30212012328.

The previous prime is 30212012321. The next prime is 30212012381. The reversal of 30212012329 is 92321021203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25289586729 + 4922425600 = 159027^2 + 70160^2 .

It is a cyclic number.

It is not a de Polignac number, because 30212012329 - 2³ = 30212012321 is a prime.

It is not a weakly prime, because it can be changed into another prime (30212012321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15106006164 + 15106006165.

It is an arithmetic number, because the mean of its divisors is an integer number (15106006165).

Almost surely, 2^30212012329 is an apocalyptic number.

It is an amenable number.

30212012329 is a deficient number, since it is larger than the sum of its proper divisors (1).

30212012329 is an equidigital number, since it uses as much as digits as its factorization.

30212012329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 30212012329 in words is "thirty billion, two hundred twelve million, twelve thousand, three hundred twenty-nine".