30013212231979 has 2 divisors, whose sum is σ = 30013212231980. Its totient is φ = 30013212231978.

The previous prime is 30013212231929. The next prime is 30013212232043. The reversal of 30013212231979 is 97913221231003.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30013212231979 - 2¹⁹ = 30013211707691 is a prime.

It is not a weakly prime, because it can be changed into another prime (30013212231929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15006606115989 + 15006606115990.

It is an arithmetic number, because the mean of its divisors is an integer number (15006606115990).

Almost surely, 2^{30013212231979} is an apocalyptic number.

30013212231979 is a deficient number, since it is larger than the sum of its proper divisors (1).

30013212231979 is an equidigital number, since it uses as much as digits as its factorization.

30013212231979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 43.

The spelling of 30013212231979 in words is "thirty trillion, thirteen billion, two hundred twelve million, two hundred thirty-one thousand, nine hundred seventy-nine".