10021323020021 has 8 divisors (see below), whose sum is σ = 10616557533120. Its totient is φ = 9426726831808.

The previous prime is 10021323020017. The next prime is 10021323020083. The reversal of 10021323020021 is 12002032312001.

10021323020021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10021323020021 - 2² = 10021323020017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021323070021) 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, 159548891 + ... + 159611688.

It is an arithmetic number, because the mean of its divisors is an integer number (1327069691640).

Almost surely, 2^{10021323020021} is an apocalyptic number.

It is an amenable number.

10021323020021 is a deficient number, since it is larger than the sum of its proper divisors (595234513099).

10021323020021 is a wasteful number, since it uses less digits than its factorization.

10021323020021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319162443.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10021323020021 its reverse (12002032312001), we get a palindrome (22023355332022).

The spelling of 10021323020021 in words is "ten trillion, twenty-one billion, three hundred twenty-three million, twenty thousand, twenty-one".