21334150510 has 48 divisors (see below), whose sum is σ = 40823347104. Its totient is φ = 8025758208.

The previous prime is 21334150463. The next prime is 21334150543. The reversal of 21334150510 is 1505143312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7388287 + ... + 7391173.

It is an arithmetic number, because the mean of its divisors is an integer number (850486398).

Almost surely, 2^21334150510 is an apocalyptic number.

21334150510 is a deficient number, since it is larger than the sum of its proper divisors (19489196594).

21334150510 is a wasteful number, since it uses less digits than its factorization.

21334150510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5485 (or 5468 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 21334150510 its reverse (1505143312), we get a palindrome (22839293822).

The spelling of 21334150510 in words is "twenty-one billion, three hundred thirty-four million, one hundred fifty thousand, five hundred ten".