322020020 has 24 divisors (see below), whose sum is σ = 772848384. Its totient is φ = 110406816.

The previous prime is 322020019. The next prime is 322020047. The reversal of 322020020 is 20020223.

It is a junction number, because it is equal to n+sod(n) for n = 322019983 and 322020010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1149932 + ... + 1150211.

It is an arithmetic number, because the mean of its divisors is an integer number (32202016).

Almost surely, 2^322020020 is an apocalyptic number.

It is an amenable number.

322020020 is an abundant number, since it is smaller than the sum of its proper divisors (450828364).

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

322020020 is a wasteful number, since it uses less digits than its factorization.

322020020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2300159 (or 2300157 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 322020020 is about 17944.9162717467. The cubic root of 322020020 is about 685.4266048125.

Adding to 322020020 its reverse (20020223), we get a palindrome (342040243).

The spelling of 322020020 in words is "three hundred twenty-two million, twenty thousand, twenty".