11001102222001 has 2 divisors, whose sum is σ = 11001102222002. Its totient is φ = 11001102222000.

The previous prime is 11001102221969. The next prime is 11001102222029. The reversal of 11001102222001 is 10022220110011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9819141869601 + 1181960352400 = 3133551^2 + 1087180^2 .

It is an emirp because it is prime and its reverse (10022220110011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11001102222001 - 2⁵ = 11001102221969 is a prime.

It is not a weakly prime, because it can be changed into another prime (11001102222041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500551111000 + 5500551111001.

It is an arithmetic number, because the mean of its divisors is an integer number (5500551111001).

Almost surely, 2^{11001102222001} is an apocalyptic number.

It is an amenable number.

11001102222001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001102222001 is an equidigital number, since it uses as much as digits as its factorization.

11001102222001 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 11001102222001 its reverse (10022220110011), we get a palindrome (21023322332012).

The spelling of 11001102222001 in words is "eleven trillion, one billion, one hundred two million, two hundred twenty-two thousand, one".