21024003040234 has 8 divisors (see below), whose sum is σ = 32206983380928. Its totient is φ = 10288341913260.

The previous prime is 21024003040199. The next prime is 21024003040241. The reversal of 21024003040234 is 43204030042012.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 21024003040199 and 21024003040208.

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 3 ways as a sum of consecutive naturals, for example, 111829803312 + ... + 111829803499.

It is an arithmetic number, because the mean of its divisors is an integer number (4025872922616).

Almost surely, 2^{21024003040234} is an apocalyptic number.

21024003040234 is a deficient number, since it is larger than the sum of its proper divisors (11182980340694).

21024003040234 is a wasteful number, since it uses less digits than its factorization.

21024003040234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223659606860.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 21024003040234 its reverse (43204030042012), we get a palindrome (64228033082246).

The spelling of 21024003040234 in words is "twenty-one trillion, twenty-four billion, three million, forty thousand, two hundred thirty-four".