11221122002201 has 2 divisors, whose sum is σ = 11221122002202. Its totient is φ = 11221122002200.

The previous prime is 11221122002191. The next prime is 11221122002231. The reversal of 11221122002201 is 10220022112211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9395175174025 + 1825946828176 = 3065155^2 + 1351276^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221122002201 - 2¹⁸ = 11221121740057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11221122002201.

It is not a weakly prime, because it can be changed into another prime (11221122002231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610561001100 + 5610561001101.

It is an arithmetic number, because the mean of its divisors is an integer number (5610561001101).

Almost surely, 2^{11221122002201} is an apocalyptic number.

It is an amenable number.

11221122002201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221122002201 is an equidigital number, since it uses as much as digits as its factorization.

11221122002201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11221122002201 its reverse (10220022112211), we get a palindrome (21441144114412).

The spelling of 11221122002201 in words is "eleven trillion, two hundred twenty-one billion, one hundred twenty-two million, two thousand, two hundred one".