1323203302020 has 24 divisors (see below), whose sum is σ = 3704969245824. Its totient is φ = 352854213856.

The previous prime is 1323203301997. The next prime is 1323203302051. The reversal of 1323203302020 is 202033023231.

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, 11026694124 + ... + 11026694243.

It is an arithmetic number, because the mean of its divisors is an integer number (154373718576).

Almost surely, 2^{1323203302020} is an apocalyptic number.

1323203302020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323203302020 is an abundant number, since it is smaller than the sum of its proper divisors (2381765943804).

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

1323203302020 is a wasteful number, since it uses less digits than its factorization.

1323203302020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22053388379 (or 22053388377 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 1323203302020 its reverse (202033023231), we get a palindrome (1525236325251).

The spelling of 1323203302020 in words is "one trillion, three hundred twenty-three billion, two hundred three million, three hundred two thousand, twenty".