21341224410 has 192 divisors, whose sum is σ = 58409455104. Its totient is φ = 4948652800.

The previous prime is 21341224393. The next prime is 21341224427. The reversal of 21341224410 is 1442214312.

It is an interprime number because it is at equal distance from previous prime (21341224393) and next prime (21341224427).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 36356137 + ... + 36356723.

It is an arithmetic number, because the mean of its divisors is an integer number (304215912).

Almost surely, 2^21341224410 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21341224410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29204727552).

21341224410 is an abundant number, since it is smaller than the sum of its proper divisors (37068230694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21341224410 is a wasteful number, since it uses less digits than its factorization.

21341224410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797 (or 768 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 21341224410 its reverse (1442214312), we get a palindrome (22783438722).

The spelling of 21341224410 in words is "twenty-one billion, three hundred forty-one million, two hundred twenty-four thousand, four hundred ten".