100020200221229 has 2 divisors, whose sum is σ = 100020200221230. Its totient is φ = 100020200221228.

The previous prime is 100020200221213. The next prime is 100020200221231. The reversal of 100020200221229 is 922122002020001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99403193113225 + 617007108004 = 9970115^2 + 785498^2 .

It is an emirp because it is prime and its reverse (922122002020001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100020200221229 - 2⁴ = 100020200221213 is a prime.

Together with 100020200221231, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100020200221289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010100110614 + 50010100110615.

It is an arithmetic number, because the mean of its divisors is an integer number (50010100110615).

Almost surely, 2^{100020200221229} is an apocalyptic number.

It is an amenable number.

100020200221229 is a deficient number, since it is larger than the sum of its proper divisors (1).

100020200221229 is an equidigital number, since it uses as much as digits as its factorization.

100020200221229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 100020200221229 in words is "one hundred trillion, twenty billion, two hundred million, two hundred twenty-one thousand, two hundred twenty-nine".