21300322310 has 16 divisors (see below), whose sum is σ = 40007562336. Its totient is φ = 8149688448.

The previous prime is 21300322283. The next prime is 21300322321. The reversal of 21300322310 is 1322300312.

It is a super-2 number, since 2×21300322310² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 46304819 + ... + 46305278.

It is an arithmetic number, because the mean of its divisors is an integer number (2500472646).

Almost surely, 2^21300322310 is an apocalyptic number.

21300322310 is a deficient number, since it is larger than the sum of its proper divisors (18707240026).

21300322310 is a wasteful number, since it uses less digits than its factorization.

21300322310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92610127.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 21300322310 its reverse (1322300312), we get a palindrome (22622622622).

The spelling of 21300322310 in words is "twenty-one billion, three hundred million, three hundred twenty-two thousand, three hundred ten".