10211320013021 has 8 divisors (see below), whose sum is σ = 10254198589440. Its totient is φ = 10168442715312.

The previous prime is 10211320012979. The next prime is 10211320013029. The reversal of 10211320013021 is 12031002311201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10211320013021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211320013029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17847236 + ... + 18410498.

It is an arithmetic number, because the mean of its divisors is an integer number (1281774823680).

Almost surely, 2^{10211320013021} is an apocalyptic number.

It is an amenable number.

10211320013021 is a deficient number, since it is larger than the sum of its proper divisors (42878576419).

10211320013021 is an equidigital number, since it uses as much as digits as its factorization.

10211320013021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639355.

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

Adding to 10211320013021 its reverse (12031002311201), we get a palindrome (22242322324222).

The spelling of 10211320013021 in words is "ten trillion, two hundred eleven billion, three hundred twenty million, thirteen thousand, twenty-one".