21300314030 has 32 divisors (see below), whose sum is σ = 40262439744. Its totient is φ = 8097762816.

The previous prime is 21300314011. The next prime is 21300314041. The reversal of 21300314030 is 3041300312.

It is a happy number.

It is a super-2 number, since 2×21300314030² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258827 + ... + 331046.

It is an arithmetic number, because the mean of its divisors is an integer number (1258201242).

Almost surely, 2^21300314030 is an apocalyptic number.

21300314030 is a deficient number, since it is larger than the sum of its proper divisors (18962125714).

21300314030 is a wasteful number, since it uses less digits than its factorization.

21300314030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590060.

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

Adding to 21300314030 its reverse (3041300312), we get a palindrome (24341614342).

The spelling of 21300314030 in words is "twenty-one billion, three hundred million, three hundred fourteen thousand, thirty".