100020202221211 has 2 divisors, whose sum is σ = 100020202221212. Its totient is φ = 100020202221210.

The previous prime is 100020202221209. The next prime is 100020202221293. The reversal of 100020202221211 is 112122202020001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100020202221211 - 2¹ = 100020202221209 is a prime.

Together with 100020202221209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (100020202221011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010101110605 + 50010101110606.

It is an arithmetic number, because the mean of its divisors is an integer number (50010101110606).

Almost surely, 2^{100020202221211} is an apocalyptic number.

100020202221211 is a deficient number, since it is larger than the sum of its proper divisors (1).

100020202221211 is an equidigital number, since it uses as much as digits as its factorization.

100020202221211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100020202221211 its reverse (112122202020001), we get a palindrome (212142404241212).

The spelling of 100020202221211 in words is "one hundred trillion, twenty billion, two hundred two million, two hundred twenty-one thousand, two hundred eleven".