11000222111121 has 8 divisors (see below), whose sum is σ = 14681161234080. Its totient is φ = 7326382197792.

The previous prime is 11000222111119. The next prime is 11000222111129. The reversal of 11000222111121 is 12111122200011.

It is a happy number.

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

It is not a de Polignac number, because 11000222111121 - 2¹ = 11000222111119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11000222111121.

It is not an unprimeable number, because it can be changed into a prime (11000222111129) 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, 1774798791 + ... + 1774804988.

It is an arithmetic number, because the mean of its divisors is an integer number (1835145154260).

Almost surely, 2^{11000222111121} is an apocalyptic number.

It is an amenable number.

11000222111121 is a deficient number, since it is larger than the sum of its proper divisors (3680939122959).

11000222111121 is a wasteful number, since it uses less digits than its factorization.

11000222111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3549604815.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11000222111121 its reverse (12111122200011), we get a palindrome (23111344311132).

The spelling of 11000222111121 in words is "eleven trillion, two hundred twenty-two million, one hundred eleven thousand, one hundred twenty-one".