11012221010201 has 4 divisors (see below), whose sum is σ = 11012228844672. Its totient is φ = 11012213175732.

The previous prime is 11012221010123. The next prime is 11012221010249. The reversal of 11012221010201 is 10201012221011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11012221010201 - 2¹⁴ = 11012220993817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012221013201) 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 in 3 ways as a sum of consecutive naturals, for example, 1163585 + ... + 4835118.

It is an arithmetic number, because the mean of its divisors is an integer number (2753057211168).

Almost surely, 2^{11012221010201} is an apocalyptic number.

It is an amenable number.

11012221010201 is a deficient number, since it is larger than the sum of its proper divisors (7834471).

11012221010201 is an equidigital number, since it uses as much as digits as its factorization.

11012221010201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7834470.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11012221010201 its reverse (10201012221011), we get a palindrome (21213233231212).

The spelling of 11012221010201 in words is "eleven trillion, twelve billion, two hundred twenty-one million, ten thousand, two hundred one".