320201330022 has 96 divisors (see below), whose sum is σ = 824705316864. Its totient is φ = 87858950400.

The previous prime is 320201330021. The next prime is 320201330027. The reversal of 320201330022 is 220033102023.

It is a happy number.

320201330022 is a `hidden beast` number, since 320 + 20 + 1 + 3 + 300 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 320201329977 and 320201330004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320201330021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 198798 + ... + 824574.

It is an arithmetic number, because the mean of its divisors is an integer number (8590680384).

Almost surely, 2^320201330022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320201330022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (412352658432).

320201330022 is an abundant number, since it is smaller than the sum of its proper divisors (504503986842).

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

320201330022 is a wasteful number, since it uses less digits than its factorization.

320201330022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625954 (or 625951 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 320201330022 its reverse (220033102023), we get a palindrome (540234432045).

The spelling of 320201330022 in words is "three hundred twenty billion, two hundred one million, three hundred thirty thousand, twenty-two".