320215150512 has 30 divisors (see below), whose sum is σ = 896157678572. Its totient is φ = 106738383456.

The previous prime is 320215150501. The next prime is 320215150513. The reversal of 320215150512 is 215051512023.

320215150512 is a `hidden beast` number, since 3 + 2 + 0 + 2 + 151 + 505 + 1 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (320215150513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1111858018 + ... + 1111858305.

Almost surely, 2^320215150512 is an apocalyptic number.

It is an amenable number.

320215150512 is an abundant number, since it is smaller than the sum of its proper divisors (575942528060).

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

320215150512 is a wasteful number, since it uses less digits than its factorization.

320215150512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223716337 (or 2223716328 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 320215150512 its reverse (215051512023), we get a palindrome (535266662535).

The spelling of 320215150512 in words is "three hundred twenty billion, two hundred fifteen million, one hundred fifty thousand, five hundred twelve".