320200330144132 has 24 divisors (see below), whose sum is σ = 560475420807960. Its totient is φ = 160064498979840.

The previous prime is 320200330144099. The next prime is 320200330144139. The reversal of 320200330144132 is 231441033002023.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5678050373956 + 314522279770176 = 2382866^2 + 17734776^2 .

It is a super-2 number, since 2×320200330144132² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 320200330144132.

It is not an unprimeable number, because it can be changed into a prime (320200330144139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391830282 + ... + 392646622.

It is an arithmetic number, because the mean of its divisors is an integer number (23353142533665).

Almost surely, 2^{320200330144132} is an apocalyptic number.

It is an amenable number.

320200330144132 is a deficient number, since it is larger than the sum of its proper divisors (240275090663828).

320200330144132 is a wasteful number, since it uses less digits than its factorization.

320200330144132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838071 (or 838069 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 320200330144132 its reverse (231441033002023), we get a palindrome (551641363146155).

The spelling of 320200330144132 in words is "three hundred twenty trillion, two hundred billion, three hundred thirty million, one hundred forty-four thousand, one hundred thirty-two".