21241012335 has 32 divisors (see below), whose sum is σ = 34143960000. Its totient is φ = 11275849728.

The previous prime is 21241012327. The next prime is 21241012339. The reversal of 21241012335 is 53321014212.

It is not a de Polignac number, because 21241012335 - 2³ = 21241012327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21241012339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5187549 + ... + 5191641.

It is an arithmetic number, because the mean of its divisors is an integer number (1066998750).

Almost surely, 2^21241012335 is an apocalyptic number.

21241012335 is a deficient number, since it is larger than the sum of its proper divisors (12902947665).

21241012335 is a wasteful number, since it uses less digits than its factorization.

21241012335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5627.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 21241012335 its reverse (53321014212), we get a palindrome (74562026547).

The spelling of 21241012335 in words is "twenty-one billion, two hundred forty-one million, twelve thousand, three hundred thirty-five".