320303311234412 has 24 divisors (see below), whose sum is σ = 617542477654032. Its totient is φ = 144150905144000.

The previous prime is 320303311234367. The next prime is 320303311234429. The reversal of 320303311234412 is 214432113303023.

It is a super-2 number, since 2×320303311234412² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36037721843 + ... + 36037730730.

It is an arithmetic number, because the mean of its divisors is an integer number (25730936568918).

Almost surely, 2^{320303311234412} is an apocalyptic number.

It is an amenable number.

320303311234412 is a deficient number, since it is larger than the sum of its proper divisors (297239166419620).

320303311234412 is a wasteful number, since it uses less digits than its factorization.

320303311234412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72075452689 (or 72075452687 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 320303311234412 its reverse (214432113303023), we get a palindrome (534735424537435).

The spelling of 320303311234412 in words is "three hundred twenty trillion, three hundred three billion, three hundred eleven million, two hundred thirty-four thousand, four hundred twelve".