21334001113313 has 8 divisors (see below), whose sum is σ = 24382225283520. Its totient is φ = 18285904374480.

The previous prime is 21334001113297. The next prime is 21334001113379. The reversal of 21334001113313 is 31331110043312.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 21334001113313 - 2⁴ = 21334001113297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (21334001113613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31498823 + ... + 32168988.

It is an arithmetic number, because the mean of its divisors is an integer number (3047778160440).

Almost surely, 2^{21334001113313} is an apocalyptic number.

It is an amenable number.

21334001113313 is a deficient number, since it is larger than the sum of its proper divisors (3048224170207).

21334001113313 is an equidigital number, since it uses as much as digits as its factorization.

21334001113313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63715687.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 21334001113313 its reverse (31331110043312), we get a palindrome (52665111156625).

The spelling of 21334001113313 in words is "twenty-one trillion, three hundred thirty-four billion, one million, one hundred thirteen thousand, three hundred thirteen".