10100221021243 has 2 divisors, whose sum is σ = 10100221021244. Its totient is φ = 10100221021242.

The previous prime is 10100221021213. The next prime is 10100221021327. The reversal of 10100221021243 is 34212012200101.

It is a weak prime.

It is an emirp because it is prime and its reverse (34212012200101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10100221021243 - 2⁵ = 10100221021211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10100221021243.

It is not a weakly prime, because it can be changed into another prime (10100221021213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050110510621 + 5050110510622.

It is an arithmetic number, because the mean of its divisors is an integer number (5050110510622).

Almost surely, 2^{10100221021243} is an apocalyptic number.

10100221021243 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100221021243 is an equidigital number, since it uses as much as digits as its factorization.

10100221021243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 10100221021243 its reverse (34212012200101), we get a palindrome (44312233221344).

The spelling of 10100221021243 in words is "ten trillion, one hundred billion, two hundred twenty-one million, twenty-one thousand, two hundred forty-three".