21124343114304 has 56 divisors (see below), whose sum is σ = 55926402333408. Its totient is φ = 7037049446400.

The previous prime is 21124343114297. The next prime is 21124343114339. The reversal of 21124343114304 is 40341134342112.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34053202 + ... + 34667985.

Almost surely, 2^{21124343114304} is an apocalyptic number.

21124343114304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

21124343114304 is an abundant number, since it is smaller than the sum of its proper divisors (34802059219104).

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

21124343114304 is a wasteful number, since it uses less digits than its factorization.

21124343114304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68722803 (or 68722793 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 21124343114304 its reverse (40341134342112), we get a palindrome (61465477456416).

The spelling of 21124343114304 in words is "twenty-one trillion, one hundred twenty-four billion, three hundred forty-three million, one hundred fourteen thousand, three hundred four".