320011323130320 has 80 divisors (see below), whose sum is σ = 992585927643072. Its totient is φ = 85288969958400.

The previous prime is 320011323130319. The next prime is 320011323130321. The reversal of 320011323130320 is 23031323110023.

It is an interprime number because it is at equal distance from previous prime (320011323130319) and next prime (320011323130321).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320011323130321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 369745582 + ... + 370610061.

Almost surely, 2^{320011323130320} is an apocalyptic number.

320011323130320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

320011323130320 is an abundant number, since it is smaller than the sum of its proper divisors (672574604512752).

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

320011323130320 is a wasteful number, since it uses less digits than its factorization.

320011323130320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740357460 (or 740357454 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 320011323130320 its reverse (23031323110023), we get a palindrome (343042646240343).

The spelling of 320011323130320 in words is "three hundred twenty trillion, eleven billion, three hundred twenty-three million, one hundred thirty thousand, three hundred twenty".