21534350214335 has 8 divisors (see below), whose sum is σ = 29532823151136. Its totient is φ = 14766411575520.

The previous prime is 21534350214323. The next prime is 21534350214407. The reversal of 21534350214335 is 53341205343512.

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

It is not a de Polignac number, because 21534350214335 - 2¹⁴ = 21534350197951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21534350214292 and 21534350214301.

It is a congruent 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, 307633574456 + ... + 307633574525.

It is an arithmetic number, because the mean of its divisors is an integer number (3691602893892).

Almost surely, 2^{21534350214335} is an apocalyptic number.

21534350214335 is a deficient number, since it is larger than the sum of its proper divisors (7998472936801).

21534350214335 is an equidigital number, since it uses as much as digits as its factorization.

21534350214335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615267148993.

The product of its (nonzero) digits is 648000, while the sum is 41.

Adding to 21534350214335 its reverse (53341205343512), we get a palindrome (74875555557847).

The spelling of 21534350214335 in words is "twenty-one trillion, five hundred thirty-four billion, three hundred fifty million, two hundred fourteen thousand, three hundred thirty-five".