21303011133300 has 72 divisors (see below), whose sum is σ = 66377997779296. Its totient is φ = 5243818124160.

The previous prime is 21303011133197. The next prime is 21303011133319. The reversal of 21303011133300 is 333111030312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2731151374 + ... + 2731159173.

Almost surely, 2^{21303011133300} is an apocalyptic number.

21303011133300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21303011133300 is an abundant number, since it is smaller than the sum of its proper divisors (45074986645996).

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

21303011133300 is a wasteful number, since it uses less digits than its factorization.

21303011133300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5462310577 (or 5462310570 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 21303011133300 its reverse (333111030312), we get a palindrome (21636122163612).

The spelling of 21303011133300 in words is "twenty-one trillion, three hundred three billion, eleven million, one hundred thirty-three thousand, three hundred".