21333995130000 has 1600 divisors, whose sum is σ = 86752390348800. Its totient is φ = 4405260288000.

The previous prime is 21333995129963. The next prime is 21333995130127. The reversal of 21333995130000 is 3159933312.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 8892868801 + ... + 8892871199.

It is an arithmetic number, because the mean of its divisors is an integer number (54220243968).

Almost surely, 2^{21333995130000} is an apocalyptic number.

21333995130000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21333995130000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43376195174400).

21333995130000 is an abundant number, since it is smaller than the sum of its proper divisors (65418395218800).

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

21333995130000 is a wasteful number, since it uses less digits than its factorization.

21333995130000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554 (or 2533 counting only the distinct ones).

The product of its (nonzero) digits is 65610, while the sum is 39.

The spelling of 21333995130000 in words is "twenty-one trillion, three hundred thirty-three billion, nine hundred ninety-five million, one hundred thirty thousand".