320020214420000 has 120 divisors (see below), whose sum is σ = 828734454147600. Its totient is φ = 121270817952000.

The previous prime is 320020214419991. The next prime is 320020214420003. The reversal of 320020214420000 is 24412020023.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (320020214420003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 420699230 + ... + 421459229.

It is an arithmetic number, because the mean of its divisors is an integer number (6906120451230).

Almost surely, 2^{320020214420000} is an apocalyptic number.

It is an amenable number.

320020214420000 is an abundant number, since it is smaller than the sum of its proper divisors (508714239727600).

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

320020214420000 is an equidigital number, since it uses as much as digits as its factorization.

320020214420000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842158508 (or 842158485 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 320020214420000 its reverse (24412020023), we get a palindrome (320044626440023).

The spelling of 320020214420000 in words is "three hundred twenty trillion, twenty billion, two hundred fourteen million, four hundred twenty thousand".