30300105351243 has 16 divisors (see below), whose sum is σ = 49723249807616. Its totient is φ = 15982473152160.

The previous prime is 30300105351239. The next prime is 30300105351317. The reversal of 30300105351243 is 34215350100303.

It is not a de Polignac number, because 30300105351243 - 2² = 30300105351239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30300105351243.

It is not an unprimeable number, because it can be changed into a prime (30300105251243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55494698173 + ... + 55494698718.

It is an arithmetic number, because the mean of its divisors is an integer number (3107703112976).

Almost surely, 2^{30300105351243} is an apocalyptic number.

30300105351243 is a deficient number, since it is larger than the sum of its proper divisors (19423144456373).

30300105351243 is a wasteful number, since it uses less digits than its factorization.

30300105351243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110989396914.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 30300105351243 its reverse (34215350100303), we get a palindrome (64515455451546).

The spelling of 30300105351243 in words is "thirty trillion, three hundred billion, one hundred five million, three hundred fifty-one thousand, two hundred forty-three".