304140120213 has 16 divisors (see below), whose sum is σ = 416543044736. Its totient is φ = 197250292800.

The previous prime is 304140120209. The next prime is 304140120239. The reversal of 304140120213 is 312021041403.

It is not a de Polignac number, because 304140120213 - 2² = 304140120209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 304140120213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304140120013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543888 + ... + 950838.

It is an arithmetic number, because the mean of its divisors is an integer number (26033940296).

Almost surely, 2^304140120213 is an apocalyptic number.

It is an amenable number.

304140120213 is a deficient number, since it is larger than the sum of its proper divisors (112402924523).

304140120213 is a wasteful number, since it uses less digits than its factorization.

304140120213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413724.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 304140120213 its reverse (312021041403), we get a palindrome (616161161616).

The spelling of 304140120213 in words is "three hundred four billion, one hundred forty million, one hundred twenty thousand, two hundred thirteen".