306216046153122 has 128 divisors (see below), whose sum is σ = 706775329548288. Its totient is φ = 86637962880000.

The previous prime is 306216046153117. The next prime is 306216046153163. The reversal of 306216046153122 is 221351640612603.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 8275419873 + ... + 8275456875.

It is an arithmetic number, because the mean of its divisors is an integer number (5521682262096).

Almost surely, 2^{306216046153122} is an apocalyptic number.

306216046153122 is an abundant number, since it is smaller than the sum of its proper divisors (400559283395166).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

306216046153122 is a wasteful number, since it uses less digits than its factorization.

306216046153122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41784.

The product of its (nonzero) digits is 311040, while the sum is 42.

Adding to 306216046153122 its reverse (221351640612603), we get a palindrome (527567686765725).

The spelling of 306216046153122 in words is "three hundred six trillion, two hundred sixteen billion, forty-six million, one hundred fifty-three thousand, one hundred twenty-two".