30121103323 has 2 divisors, whose sum is σ = 30121103324. Its totient is φ = 30121103322.

The previous prime is 30121103321. The next prime is 30121103339. The reversal of 30121103323 is 32330112103.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30121103323 - 2¹ = 30121103321 is a prime.

Together with 30121103321, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 30121103323.

It is not a weakly prime, because it can be changed into another prime (30121103321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15060551661 + 15060551662.

It is an arithmetic number, because the mean of its divisors is an integer number (15060551662).

Almost surely, 2^30121103323 is an apocalyptic number.

30121103323 is a deficient number, since it is larger than the sum of its proper divisors (1).

30121103323 is an equidigital number, since it uses as much as digits as its factorization.

30121103323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 30121103323 its reverse (32330112103), we get a palindrome (62451215426).

The spelling of 30121103323 in words is "thirty billion, one hundred twenty-one million, one hundred three thousand, three hundred twenty-three".