21134424003303 has 64 divisors (see below), whose sum is σ = 33826335782400. Its totient is φ = 11595403653120.

The previous prime is 21134424003283. The next prime is 21134424003307. The reversal of 21134424003303 is 30330042443112.

It is a happy number.

It is not a de Polignac number, because 21134424003303 - 2²⁶ = 21134356894439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21134424003307) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 143141508 + ... + 143289078.

It is an arithmetic number, because the mean of its divisors is an integer number (528536496600).

Almost surely, 2^{21134424003303} is an apocalyptic number.

21134424003303 is a deficient number, since it is larger than the sum of its proper divisors (12691911779097).

21134424003303 is a wasteful number, since it uses less digits than its factorization.

21134424003303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158992.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 21134424003303 its reverse (30330042443112), we get a palindrome (51464466446415).

The spelling of 21134424003303 in words is "twenty-one trillion, one hundred thirty-four billion, four hundred twenty-four million, three thousand, three hundred three".