323203123212020 has 24 divisors (see below), whose sum is σ = 679010663725800. Its totient is φ = 129227134050432.

The previous prime is 323203123211999. The next prime is 323203123212061. The reversal of 323203123212020 is 20212321302323.

It can be written as a sum of positive squares in 4 ways, for example, as 2435166492004 + 320767956720016 = 1560502^2 + 17909996^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3382153175 + ... + 3382248734.

It is an arithmetic number, because the mean of its divisors is an integer number (28292110988575).

Almost surely, 2^{323203123212020} is an apocalyptic number.

It is an amenable number.

323203123212020 is an abundant number, since it is smaller than the sum of its proper divisors (355807540513780).

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

323203123212020 is a wasteful number, since it uses less digits than its factorization.

323203123212020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6764404307 (or 6764404305 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 323203123212020 its reverse (20212321302323), we get a palindrome (343415444514343).

The spelling of 323203123212020 in words is "three hundred twenty-three trillion, two hundred three billion, one hundred twenty-three million, two hundred twelve thousand, twenty".