100221010000343 has 2 divisors, whose sum is σ = 100221010000344. Its totient is φ = 100221010000342.

The previous prime is 100221010000303. The next prime is 100221010000411. The reversal of 100221010000343 is 343000010122001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100221010000343 - 2¹⁶ = 100221009934807 is a prime.

It is a super-2 number, since 2×100221010000343² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100221010000303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110505000171 + 50110505000172.

It is an arithmetic number, because the mean of its divisors is an integer number (50110505000172).

Almost surely, 2^{100221010000343} is an apocalyptic number.

100221010000343 is a deficient number, since it is larger than the sum of its proper divisors (1).

100221010000343 is an equidigital number, since it uses as much as digits as its factorization.

100221010000343 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 17.

Adding to 100221010000343 its reverse (343000010122001), we get a palindrome (443221020122344).

The spelling of 100221010000343 in words is "one hundred trillion, two hundred twenty-one billion, ten million, three hundred forty-three", and thus it is an aban number.