21234525710 has 8 divisors (see below), whose sum is σ = 38222146296. Its totient is φ = 8493810280.

The previous prime is 21234525707. The next prime is 21234525713. The reversal of 21234525710 is 1752543212.

21234525710 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (21234525707) and next prime (21234525713).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21234525713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1061726276 + ... + 1061726295.

It is an arithmetic number, because the mean of its divisors is an integer number (4777768287).

Almost surely, 2^21234525710 is an apocalyptic number.

21234525710 is a deficient number, since it is larger than the sum of its proper divisors (16987620586).

21234525710 is a wasteful number, since it uses less digits than its factorization.

21234525710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123452578.

The product of its (nonzero) digits is 16800, while the sum is 32.

The spelling of 21234525710 in words is "twenty-one billion, two hundred thirty-four million, five hundred twenty-five thousand, seven hundred ten".