21734012110 has 16 divisors (see below), whose sum is σ = 39123027216. Its totient is φ = 8693203648.

The previous prime is 21734012107. The next prime is 21734012123. The reversal of 21734012110 is 1121043712.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282354 + ... + 350986.

It is an arithmetic number, because the mean of its divisors is an integer number (2445189201).

Almost surely, 2^21734012110 is an apocalyptic number.

21734012110 is a deficient number, since it is larger than the sum of its proper divisors (17389015106).

21734012110 is a wasteful number, since it uses less digits than its factorization.

21734012110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100307.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 21734012110 its reverse (1121043712), we get a palindrome (22855055822).

The spelling of 21734012110 in words is "twenty-one billion, seven hundred thirty-four million, twelve thousand, one hundred ten".