21302344010 has 16 divisors (see below), whose sum is σ = 40011359616. Its totient is φ = 8150461968.

The previous prime is 21302344009. The next prime is 21302344039. The reversal of 21302344010 is 1044320312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46309214 + ... + 46309673.

It is an arithmetic number, because the mean of its divisors is an integer number (2500709976).

Almost surely, 2^21302344010 is an apocalyptic number.

21302344010 is a deficient number, since it is larger than the sum of its proper divisors (18709015606).

21302344010 is a wasteful number, since it uses less digits than its factorization.

21302344010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92618917.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21302344010 its reverse (1044320312), we get a palindrome (22346664322).

The spelling of 21302344010 in words is "twenty-one billion, three hundred two million, three hundred forty-four thousand, ten".