305302130111 has 32 divisors (see below), whose sum is σ = 363853969920. Its totient is φ = 253236860800.

The previous prime is 305302130083. The next prime is 305302130123. The reversal of 305302130111 is 111031203503.

It is a de Polignac number, because none of the positive numbers 2^k-305302130111 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 (305302130171) 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 31 ways as a sum of consecutive naturals, for example, 358301 + ... + 859641.

It is an arithmetic number, because the mean of its divisors is an integer number (11370436560).

Almost surely, 2^305302130111 is an apocalyptic number.

305302130111 is a deficient number, since it is larger than the sum of its proper divisors (58551839809).

305302130111 is a wasteful number, since it uses less digits than its factorization.

305302130111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501487.

The product of its (nonzero) digits is 270, while the sum is 20.

Adding to 305302130111 its reverse (111031203503), we get a palindrome (416333333614).

The spelling of 305302130111 in words is "three hundred five billion, three hundred two million, one hundred thirty thousand, one hundred eleven".