10002334021 has 2 divisors, whose sum is σ = 10002334022. Its totient is φ = 10002334020.

The previous prime is 10002334009. The next prime is 10002334037. The reversal of 10002334021 is 12043320001.

It is a happy number.

It is an a-pointer prime, because the next prime (10002334037) can be obtained adding 10002334021 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8795813796 + 1206520225 = 93786^2 + 34735^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10002334021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10002333986 and 10002334004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10002334051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001167010 + 5001167011.

It is an arithmetic number, because the mean of its divisors is an integer number (5001167011).

Almost surely, 2^10002334021 is an apocalyptic number.

It is an amenable number.

10002334021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10002334021 is an equidigital number, since it uses as much as digits as its factorization.

10002334021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 10002334021 its reverse (12043320001), we get a palindrome (22045654022).

The spelling of 10002334021 in words is "ten billion, two million, three hundred thirty-four thousand, twenty-one".