21340114224 has 80 divisors (see below), whose sum is σ = 64766521344. Its totient is φ = 5969260800.

The previous prime is 21340114223. The next prime is 21340114247. The reversal of 21340114224 is 42241104312.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 21340114194 and 21340114203.

It is not an unprimeable number, because it can be changed into a prime (21340114223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1547632 + ... + 1561359.

Almost surely, 2^21340114224 is an apocalyptic number.

21340114224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

21340114224 is an abundant number, since it is smaller than the sum of its proper divisors (43426407120).

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

21340114224 is a wasteful number, since it uses less digits than its factorization.

21340114224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3109026 (or 3109020 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 21340114224 its reverse (42241104312), we get a palindrome (63581218536).

The spelling of 21340114224 in words is "twenty-one billion, three hundred forty million, one hundred fourteen thousand, two hundred twenty-four".