21433200103 has 12 divisors (see below), whose sum is σ = 25304628792. Its totient is φ = 18097112880.

The previous prime is 21433200083. The next prime is 21433200119. The reversal of 21433200103 is 30100233412.

It is not a de Polignac number, because 21433200103 - 2⁵ = 21433200071 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 (21433206103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3260988 + ... + 3267553.

It is an arithmetic number, because the mean of its divisors is an integer number (2108719066).

Almost surely, 2^21433200103 is an apocalyptic number.

21433200103 is a deficient number, since it is larger than the sum of its proper divisors (3871428689).

21433200103 is an equidigital number, since it uses as much as digits as its factorization.

21433200103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6528622 (or 6528615 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 21433200103 its reverse (30100233412), we get a palindrome (51533433515).

The spelling of 21433200103 in words is "twenty-one billion, four hundred thirty-three million, two hundred thousand, one hundred three".