21120210301013 has 8 divisors (see below), whose sum is σ = 21363426120960. Its totient is φ = 20877893616240.

The previous prime is 21120210300971. The next prime is 21120210301027. The reversal of 21120210301013 is 31010301202112.

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 21120210301013 - 2³⁸ = 20845332394069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21120210300982 and 21120210301000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21120210301063) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 224736545 + ... + 224830502.

It is an arithmetic number, because the mean of its divisors is an integer number (2670428265120).

Almost surely, 2^{21120210301013} is an apocalyptic number.

It is an amenable number.

21120210301013 is a deficient number, since it is larger than the sum of its proper divisors (243215819947).

21120210301013 is a wasteful number, since it uses less digits than its factorization.

21120210301013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449567587.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 21120210301013 its reverse (31010301202112), we get a palindrome (52130511503125).

The spelling of 21120210301013 in words is "twenty-one trillion, one hundred twenty billion, two hundred ten million, three hundred one thousand, thirteen".