21233143303300 has 36 divisors (see below), whose sum is σ = 46245942875776. Its totient is φ = 8461916877600.

The previous prime is 21233143303271. The next prime is 21233143303367. The reversal of 21233143303300 is 330334133212.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 391728312 + ... + 391782511.

Almost surely, 2^{21233143303300} is an apocalyptic number.

21233143303300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21233143303300 is an abundant number, since it is smaller than the sum of its proper divisors (25012799572476).

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

21233143303300 is a wasteful number, since it uses less digits than its factorization.

21233143303300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783511108 (or 783511101 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 21233143303300 its reverse (330334133212), we get a palindrome (21563477436512).

The spelling of 21233143303300 in words is "twenty-one trillion, two hundred thirty-three billion, one hundred forty-three million, three hundred three thousand, three hundred".