320244333142 has 8 divisors (see below), whose sum is σ = 481027253616. Its totient is φ = 159901915272.

The previous prime is 320244333137. The next prime is 320244333169. The reversal of 320244333142 is 241333442023.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110123833 + ... + 110126740.

It is an arithmetic number, because the mean of its divisors is an integer number (60128406702).

Almost surely, 2^320244333142 is an apocalyptic number.

320244333142 is a deficient number, since it is larger than the sum of its proper divisors (160782920474).

320244333142 is a wasteful number, since it uses less digits than its factorization.

320244333142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220251302.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 320244333142 its reverse (241333442023), we get a palindrome (561577775165).

The spelling of 320244333142 in words is "three hundred twenty billion, two hundred forty-four million, three hundred thirty-three thousand, one hundred forty-two".