21433413303413 has 8 divisors (see below), whose sum is σ = 22406641518336. Its totient is φ = 20463630145200.

The previous prime is 21433413303389. The next prime is 21433413303431. The reversal of 21433413303413 is 31430331433412.

It is a happy number.

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 21433413303413 - 2¹⁸ = 21433413041269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21433413303443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 861251453 + ... + 861276338.

It is an arithmetic number, because the mean of its divisors is an integer number (2800830189792).

Almost surely, 2^{21433413303413} is an apocalyptic number.

21433413303413 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

21433413303413 is a deficient number, since it is larger than the sum of its proper divisors (973228214923).

21433413303413 is a wasteful number, since it uses less digits than its factorization.

21433413303413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722528355.

The product of its (nonzero) digits is 93312, while the sum is 35.

Adding to 21433413303413 its reverse (31430331433412), we get a palindrome (52863744736825).

The spelling of 21433413303413 in words is "twenty-one trillion, four hundred thirty-three billion, four hundred thirteen million, three hundred three thousand, four hundred thirteen".