21333103021300 has 72 divisors (see below), whose sum is σ = 53065933215680. Its totient is φ = 7292109369600.

The previous prime is 21333103021253. The next prime is 21333103021331. The reversal of 21333103021300 is 312030133312.

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, 45804345 + ... + 46267744.

Almost surely, 2^{21333103021300} is an apocalyptic number.

21333103021300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21333103021300 is an abundant number, since it is smaller than the sum of its proper divisors (31732830194380).

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

21333103021300 is a wasteful number, since it uses less digits than its factorization.

21333103021300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92072441 (or 92072434 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 21333103021300 its reverse (312030133312), we get a palindrome (21645133154612).

The spelling of 21333103021300 in words is "twenty-one trillion, three hundred thirty-three billion, one hundred three million, twenty-one thousand, three hundred".