21342324030 has 32 divisors (see below), whose sum is σ = 51226020000. Its totient is φ = 5690792832.

The previous prime is 21342323993. The next prime is 21342324041. The reversal of 21342324030 is 3042324312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437296 + ... + 483644.

It is an arithmetic number, because the mean of its divisors is an integer number (1600813125).

Almost surely, 2^21342324030 is an apocalyptic number.

21342324030 is an abundant number, since it is smaller than the sum of its proper divisors (29883695970).

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

21342324030 is a wasteful number, since it uses less digits than its factorization.

21342324030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61708.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 21342324030 its reverse (3042324312), we get a palindrome (24384648342).

The spelling of 21342324030 in words is "twenty-one billion, three hundred forty-two million, three hundred twenty-four thousand, thirty".