320112013442 has 16 divisors (see below), whose sum is σ = 533784797952. Its totient is φ = 142978070160.

The previous prime is 320112013399. The next prime is 320112013477. The reversal of 320112013442 is 244310211023.

It is a super-2 number, since 2×320112013442² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198579848 + ... + 198581459.

It is an arithmetic number, because the mean of its divisors is an integer number (33361549872).

Almost surely, 2^320112013442 is an apocalyptic number.

320112013442 is a deficient number, since it is larger than the sum of its proper divisors (213672784510).

320112013442 is a wasteful number, since it uses less digits than its factorization.

320112013442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397161353.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 320112013442 its reverse (244310211023), we get a palindrome (564422224465).

The spelling of 320112013442 in words is "three hundred twenty billion, one hundred twelve million, thirteen thousand, four hundred forty-two".