322104240020 has 24 divisors (see below), whose sum is σ = 676463822664. Its totient is φ = 128833140096.

The previous prime is 322104240001. The next prime is 322104240061. The reversal of 322104240020 is 20042401223.

It can be written as a sum of positive squares in 4 ways, for example, as 24985492624 + 297118747396 = 158068^2 + 545086^2 .

It is a super-2 number, since 2×322104240020² (a number of 24 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 322104239974 and 322104240001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221567 + ... + 832646.

It is an arithmetic number, because the mean of its divisors is an integer number (28185992611).

Almost surely, 2^322104240020 is an apocalyptic number.

It is an amenable number.

322104240020 is an abundant number, since it is smaller than the sum of its proper divisors (354359582644).

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

322104240020 is a wasteful number, since it uses less digits than its factorization.

322104240020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069499 (or 1069497 counting only the distinct ones).

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

Adding to 322104240020 its reverse (20042401223), we get a palindrome (342146641243).

The spelling of 322104240020 in words is "three hundred twenty-two billion, one hundred four million, two hundred forty thousand, twenty".