100202020221101 has 2 divisors, whose sum is σ = 100202020221102. Its totient is φ = 100202020221100.

The previous prime is 100202020221089. The next prime is 100202020221223. The reversal of 100202020221101 is 101122020202001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64900586088100 + 35301434133001 = 8056090^2 + 5941501^2 .

It is a cyclic number.

It is not a de Polignac number, because 100202020221101 - 2³⁸ = 99927142314157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100202020224101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101010110550 + 50101010110551.

It is an arithmetic number, because the mean of its divisors is an integer number (50101010110551).

Almost surely, 2^{100202020221101} is an apocalyptic number.

It is an amenable number.

100202020221101 is a deficient number, since it is larger than the sum of its proper divisors (1).

100202020221101 is an equidigital number, since it uses as much as digits as its factorization.

100202020221101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 100202020221101 its reverse (101122020202001), we get a palindrome (201324040423102).

The spelling of 100202020221101 in words is "one hundred trillion, two hundred two billion, twenty million, two hundred twenty-one thousand, one hundred one".