320431301342 has 32 divisors (see below), whose sum is σ = 490250306304. Its totient is φ = 157053888000.

The previous prime is 320431301303. The next prime is 320431301381. The reversal of 320431301342 is 243103134023.

It is an interprime number because it is at equal distance from previous prime (320431301303) and next prime (320431301381).

It is a super-2 number, since 2×320431301342² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8402963 + ... + 8441009.

It is an arithmetic number, because the mean of its divisors is an integer number (15320322072).

Almost surely, 2^320431301342 is an apocalyptic number.

320431301342 is a deficient number, since it is larger than the sum of its proper divisors (169819004962).

320431301342 is a wasteful number, since it uses less digits than its factorization.

320431301342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38564.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 320431301342 its reverse (243103134023), we get a palindrome (563534435365).

The spelling of 320431301342 in words is "three hundred twenty billion, four hundred thirty-one million, three hundred one thousand, three hundred forty-two".