11202020100109 has 2 divisors, whose sum is σ = 11202020100110. Its totient is φ = 11202020100108.

The previous prime is 11202020100097. The next prime is 11202020100181. The reversal of 11202020100109 is 90100102020211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8328147537609 + 2873872562500 = 2885853^2 + 1695250^2 .

It is a cyclic number.

It is not a de Polignac number, because 11202020100109 - 2⁹ = 11202020099597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11202020700109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601010050054 + 5601010050055.

It is an arithmetic number, because the mean of its divisors is an integer number (5601010050055).

Almost surely, 2^{11202020100109} is an apocalyptic number.

It is an amenable number.

11202020100109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202020100109 is an equidigital number, since it uses as much as digits as its factorization.

11202020100109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 11202020100109 in words is "eleven trillion, two hundred two billion, twenty million, one hundred thousand, one hundred nine".