21441200324334 has 64 divisors (see below), whose sum is σ = 54147452230656. Its totient is φ = 5515018274304.

The previous prime is 21441200324293. The next prime is 21441200324371. The reversal of 21441200324334 is 43342300214412.

It is a junction number, because it is equal to n+sod(n) for n = 21441200324295 and 21441200324304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 652802977 + ... + 652835820.

It is an arithmetic number, because the mean of its divisors is an integer number (846053941104).

Almost surely, 2^{21441200324334} is an apocalyptic number.

21441200324334 is an abundant number, since it is smaller than the sum of its proper divisors (32706251906322).

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

21441200324334 is a wasteful number, since it uses less digits than its factorization.

21441200324334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305638849.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 21441200324334 its reverse (43342300214412), we get a palindrome (64783500538746).

The spelling of 21441200324334 in words is "twenty-one trillion, four hundred forty-one billion, two hundred million, three hundred twenty-four thousand, three hundred thirty-four".