322102020 has 48 divisors (see below), whose sum is σ = 926267328. Its totient is φ = 83571840.

The previous prime is 322102013. The next prime is 322102103. The reversal of 322102020 is 20201223.

It is a super-2 number, since 2×322102020² = 207499422576160800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 322101987 and 322102005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70326 + ... + 74765.

It is an arithmetic number, because the mean of its divisors is an integer number (19297236).

Almost surely, 2^322102020 is an apocalyptic number.

322102020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

322102020 is an abundant number, since it is smaller than the sum of its proper divisors (604165308).

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

322102020 is a wasteful number, since it uses less digits than its factorization.

322102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145140 (or 145138 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 322102020 is about 17947.2008959615. The cubic root of 322102020 is about 685.4847794684.

Adding to 322102020 its reverse (20201223), we get a palindrome (342303243).

The spelling of 322102020 in words is "three hundred twenty-two million, one hundred two thousand, twenty".