2021322312300 has 72 divisors (see below), whose sum is σ = 5848643718400. Its totient is φ = 538993062720.

The previous prime is 2021322312259. The next prime is 2021322312337. The reversal of 2021322312300 is 32132231202.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6458841 + ... + 6764559.

Almost surely, 2^{2021322312300} is an apocalyptic number.

2021322312300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2021322312300 is an abundant number, since it is smaller than the sum of its proper divisors (3827321406100).

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

2021322312300 is a wasteful number, since it uses less digits than its factorization.

2021322312300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327775 (or 327768 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2021322312300 its reverse (32132231202), we get a palindrome (2053454543502).

The spelling of 2021322312300 in words is "two trillion, twenty-one billion, three hundred twenty-two million, three hundred twelve thousand, three hundred".