10002021213001 has 2 divisors, whose sum is σ = 10002021213002. Its totient is φ = 10002021213000.

The previous prime is 10002021212971. The next prime is 10002021213043. The reversal of 10002021213001 is 10031212020001.

10002021213001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9851287032976 + 150734180025 = 3138676^2 + 388245^2 .

It is an emirp because it is prime and its reverse (10031212020001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10002021213001 - 2⁵ = 10002021212969 is a prime.

It is a super-2 number, since 2×10002021213001² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10002021210001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001010606500 + 5001010606501.

It is an arithmetic number, because the mean of its divisors is an integer number (5001010606501).

Almost surely, 2^{10002021213001} is an apocalyptic number.

It is an amenable number.

10002021213001 is a deficient number, since it is larger than the sum of its proper divisors (1).

10002021213001 is an equidigital number, since it uses as much as digits as its factorization.

10002021213001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10002021213001 its reverse (10031212020001), we get a palindrome (20033233233002).

The spelling of 10002021213001 in words is "ten trillion, two billion, twenty-one million, two hundred thirteen thousand, one".