30121313322103 has 8 divisors (see below), whose sum is σ = 30141053447760. Its totient is φ = 30101575083840.

The previous prime is 30121313322019. The next prime is 30121313322173. The reversal of 30121313322103 is 30122331312103.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30121313322103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30121313322173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32196648 + ... + 33118978.

It is an arithmetic number, because the mean of its divisors is an integer number (3767631680970).

Almost surely, 2^{30121313322103} is an apocalyptic number.

30121313322103 is a deficient number, since it is larger than the sum of its proper divisors (19740125657).

30121313322103 is a wasteful number, since it uses less digits than its factorization.

30121313322103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943697.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 30121313322103 its reverse (30122331312103), we get a palindrome (60243644634206).

The spelling of 30121313322103 in words is "thirty trillion, one hundred twenty-one billion, three hundred thirteen million, three hundred twenty-two thousand, one hundred three".