21926310120000 has 3360 divisors, whose sum is σ = 97162759964160. Its totient is φ = 4803701760000.

The previous prime is 21926310119983. The next prime is 21926310120041. The reversal of 21926310120000 is 2101362912.

21926310120000 is a `hidden beast` number, since 2 + 1 + 9 + 2 + 631 + 0 + 1 + 20 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 134517239919 + ... + 134517240081.

Almost surely, 2^{21926310120000} is an apocalyptic number.

21926310120000 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 21926310120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48581379982080).

21926310120000 is an abundant number, since it is smaller than the sum of its proper divisors (75236449844160).

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

21926310120000 is a wasteful number, since it uses less digits than its factorization.

21926310120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

Adding to 21926310120000 its reverse (2101362912), we get a palindrome (21928411482912).

The spelling of 21926310120000 in words is "twenty-one trillion, nine hundred twenty-six billion, three hundred ten million, one hundred twenty thousand".