323113212020 has 24 divisors (see below), whose sum is σ = 678655321344. Its totient is φ = 129222889376.

The previous prime is 323113212017. The next prime is 323113212041. The reversal of 323113212020 is 20212311323.

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 = 323113211983 and 323113212001.

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, 1281164 + ... + 1512483.

It is an arithmetic number, because the mean of its divisors is an integer number (28277305056).

Almost surely, 2^323113212020 is an apocalyptic number.

It is an amenable number.

323113212020 is an abundant number, since it is smaller than the sum of its proper divisors (355542109324).

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

323113212020 is a wasteful number, since it uses less digits than its factorization.

323113212020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2799439 (or 2799437 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 323113212020 its reverse (20212311323), we get a palindrome (343325523343).

The spelling of 323113212020 in words is "three hundred twenty-three billion, one hundred thirteen million, two hundred twelve thousand, twenty".