11111122022201 has 8 divisors (see below), whose sum is σ = 11185234517184. Its totient is φ = 11037016486800.

The previous prime is 11111122022179. The next prime is 11111122022219. The reversal of 11111122022201 is 10222022111111.

11111122022201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11111122022201 - 2⁶ = 11111122022137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11111122022201.

It is not an unprimeable number, because it can be changed into a prime (11111122022281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1483646 + ... + 4942008.

It is an arithmetic number, because the mean of its divisors is an integer number (1398154314648).

Almost surely, 2^{11111122022201} is an apocalyptic number.

It is an amenable number.

11111122022201 is a deficient number, since it is larger than the sum of its proper divisors (74112494983).

11111122022201 is a wasteful number, since it uses less digits than its factorization.

11111122022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3479791.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11111122022201 its reverse (10222022111111), we get a palindrome (21333144133312).

It can be divided in two parts, 1111112 and 2022201, that added together give a palindrome (3133313).

The spelling of 11111122022201 in words is "eleven trillion, one hundred eleven billion, one hundred twenty-two million, twenty-two thousand, two hundred one".