21413420231233 has 8 divisors (see below), whose sum is σ = 22153351610880. Its totient is φ = 20673591356880.

The previous prime is 21413420231201. The next prime is 21413420231249. The reversal of 21413420231233 is 33213202431412.

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 21413420231233 - 2⁵ = 21413420231201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21413420231195 and 21413420231204.

It is not an unprimeable number, because it can be changed into a prime (21413420231293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25201185 + ... + 26037022.

It is an arithmetic number, because the mean of its divisors is an integer number (2769168951360).

Almost surely, 2^{21413420231233} is an apocalyptic number.

It is an amenable number.

21413420231233 is a deficient number, since it is larger than the sum of its proper divisors (739931379647).

21413420231233 is a wasteful number, since it uses less digits than its factorization.

21413420231233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51252647.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 21413420231233 its reverse (33213202431412), we get a palindrome (54626622662645).

The spelling of 21413420231233 in words is "twenty-one trillion, four hundred thirteen billion, four hundred twenty million, two hundred thirty-one thousand, two hundred thirty-three".