320131342122 has 32 divisors (see below), whose sum is σ = 642694435200. Its totient is φ = 106305757248.

The previous prime is 320131342103. The next prime is 320131342147. The reversal of 320131342122 is 221243131023.

It is a super-2 number, since 2×320131342122² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320131342092 and 320131342101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2073004 + ... + 2222072.

It is an arithmetic number, because the mean of its divisors is an integer number (20084201100).

Almost surely, 2^320131342122 is an apocalyptic number.

320131342122 is an abundant number, since it is smaller than the sum of its proper divisors (322563093078).

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

320131342122 is a wasteful number, since it uses less digits than its factorization.

320131342122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150430.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 320131342122 its reverse (221243131023), we get a palindrome (541374473145).

The spelling of 320131342122 in words is "three hundred twenty billion, one hundred thirty-one million, three hundred forty-two thousand, one hundred twenty-two".