21004301304110 has 32 divisors (see below), whose sum is σ = 38858835300480. Its totient is φ = 8168486556672.

The previous prime is 21004301304059. The next prime is 21004301304113. The reversal of 21004301304110 is 1140310340012.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21004301304113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20898755 + ... + 21880734.

It is an arithmetic number, because the mean of its divisors is an integer number (1214338603140).

Almost surely, 2^{21004301304110} is an apocalyptic number.

21004301304110 is a deficient number, since it is larger than the sum of its proper divisors (17854533996370).

21004301304110 is a wasteful number, since it uses less digits than its factorization.

21004301304110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42780860.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 21004301304110 its reverse (1140310340012), we get a palindrome (22144611644122).

The spelling of 21004301304110 in words is "twenty-one trillion, four billion, three hundred one million, three hundred four thousand, one hundred ten".