11100221121107 has 2 divisors, whose sum is σ = 11100221121108. Its totient is φ = 11100221121106.

The previous prime is 11100221121091. The next prime is 11100221121163. The reversal of 11100221121107 is 70112112200111.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (70112112200111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11100221121107 - 2⁴ = 11100221121091 is a prime.

It is not a weakly prime, because it can be changed into another prime (11100221021107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550110560553 + 5550110560554.

It is an arithmetic number, because the mean of its divisors is an integer number (5550110560554).

Almost surely, 2^{11100221121107} is an apocalyptic number.

11100221121107 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100221121107 is an equidigital number, since it uses as much as digits as its factorization.

11100221121107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 20.

Adding to 11100221121107 its reverse (70112112200111), we get a palindrome (81212333321218).

The spelling of 11100221121107 in words is "eleven trillion, one hundred billion, two hundred twenty-one million, one hundred twenty-one thousand, one hundred seven".