11202021101 has 2 divisors, whose sum is σ = 11202021102. Its totient is φ = 11202021100.

The previous prime is 11202021097. The next prime is 11202021133. The reversal of 11202021101 is 10112020211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9613998601 + 1588022500 = 98051^2 + 39850^2 .

It is an emirp because it is prime and its reverse (10112020211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11202021101 - 2² = 11202021097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11202021301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601010550 + 5601010551.

It is an arithmetic number, because the mean of its divisors is an integer number (5601010551).

Almost surely, 2^11202021101 is an apocalyptic number.

It is an amenable number.

11202021101 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202021101 is an equidigital number, since it uses as much as digits as its factorization.

11202021101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11202021101 its reverse (10112020211), we get a palindrome (21314041312).

The spelling of 11202021101 in words is "eleven billion, two hundred two million, twenty-one thousand, one hundred one".