21514414024343 has 8 divisors (see below), whose sum is σ = 22263518877600. Its totient is φ = 20765791071648.

The previous prime is 21514414024247. The next prime is 21514414024357. The reversal of 21514414024343 is 34342041441512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21514414024343 - 2¹⁴ = 21514414007959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21514414024297 and 21514414024306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21514414024043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120384296 + ... + 120562877.

It is an arithmetic number, because the mean of its divisors is an integer number (2782939859700).

Almost surely, 2^{21514414024343} is an apocalyptic number.

21514414024343 is a deficient number, since it is larger than the sum of its proper divisors (749104853257).

21514414024343 is a wasteful number, since it uses less digits than its factorization.

21514414024343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240950281.

The product of its (nonzero) digits is 184320, while the sum is 38.

Adding to 21514414024343 its reverse (34342041441512), we get a palindrome (55856455465855).

The spelling of 21514414024343 in words is "twenty-one trillion, five hundred fourteen billion, four hundred fourteen million, twenty-four thousand, three hundred forty-three".