11102210002021 has 2 divisors, whose sum is σ = 11102210002022. Its totient is φ = 11102210002020.

The previous prime is 11102210002001. The next prime is 11102210002061. The reversal of 11102210002021 is 12020001220111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10779829060225 + 322380941796 = 3283265^2 + 567786^2 .

It is an emirp because it is prime and its reverse (12020001220111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11102210002021 - 2¹³ = 11102209993829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11102210001992 and 11102210002010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11102210002001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551105001010 + 5551105001011.

It is an arithmetic number, because the mean of its divisors is an integer number (5551105001011).

Almost surely, 2^{11102210002021} is an apocalyptic number.

It is an amenable number.

11102210002021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11102210002021 is an equidigital number, since it uses as much as digits as its factorization.

11102210002021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11102210002021 its reverse (12020001220111), we get a palindrome (23122211222132).

The spelling of 11102210002021 in words is "eleven trillion, one hundred two billion, two hundred ten million, two thousand, twenty-one".