30220340243 has 2 divisors, whose sum is σ = 30220340244. Its totient is φ = 30220340242.

The previous prime is 30220340239. The next prime is 30220340257. The reversal of 30220340243 is 34204302203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30220340243 - 2² = 30220340239 is a prime.

It is not a weakly prime, because it can be changed into another prime (30220340743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110170121 + 15110170122.

It is an arithmetic number, because the mean of its divisors is an integer number (15110170122).

Almost surely, 2^30220340243 is an apocalyptic number.

30220340243 is a deficient number, since it is larger than the sum of its proper divisors (1).

30220340243 is an equidigital number, since it uses as much as digits as its factorization.

30220340243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 30220340243 its reverse (34204302203), we get a palindrome (64424642446).

The spelling of 30220340243 in words is "thirty billion, two hundred twenty million, three hundred forty thousand, two hundred forty-three".