1100022022221 has 4 divisors (see below), whose sum is σ = 1466696029632. Its totient is φ = 733348014812.

The previous prime is 1100022022213. The next prime is 1100022022223. The reversal of 1100022022221 is 1222202200011.

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.

It is a cyclic number.

It is not a de Polignac number, because 1100022022221 - 2³ = 1100022022213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1100022022221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100022022223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183337003701 + ... + 183337003706.

It is an arithmetic number, because the mean of its divisors is an integer number (366674007408).

Almost surely, 2^{1100022022221} is an apocalyptic number.

It is an amenable number.

1100022022221 is a deficient number, since it is larger than the sum of its proper divisors (366674007411).

1100022022221 is an equidigital number, since it uses as much as digits as its factorization.

1100022022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366674007410.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1100022022221 its reverse (1222202200011), we get a palindrome (2322224222232).

The spelling of 1100022022221 in words is "one trillion, one hundred billion, twenty-two million, twenty-two thousand, two hundred twenty-one".