10021211243 has 2 divisors, whose sum is σ = 10021211244. Its totient is φ = 10021211242.

The previous prime is 10021211219. The next prime is 10021211269. The reversal of 10021211243 is 34211212001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10021211243 - 2¹⁰ = 10021210219 is a prime.

It is not a weakly prime, because it can be changed into another prime (10021211293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010605621 + 5010605622.

It is an arithmetic number, because the mean of its divisors is an integer number (5010605622).

Almost surely, 2^10021211243 is an apocalyptic number.

10021211243 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021211243 is an equidigital number, since it uses as much as digits as its factorization.

10021211243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 10021211243 its reverse (34211212001), we get a palindrome (44232423244).

The spelling of 10021211243 in words is "ten billion, twenty-one million, two hundred eleven thousand, two hundred forty-three".