1100222122018 has 24 divisors (see below), whose sum is σ = 1761931944000. Its totient is φ = 515149766208.

The previous prime is 1100222122009. The next prime is 1100222122057. The reversal of 1100222122018 is 8102212220011.

It is a self number, because there is not a number n which added to its sum of digits gives 1100222122018.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4667638 + ... + 4897681.

It is an arithmetic number, because the mean of its divisors is an integer number (73413831000).

Almost surely, 2^{1100222122018} is an apocalyptic number.

1100222122018 is a deficient number, since it is larger than the sum of its proper divisors (661709821982).

1100222122018 is a wasteful number, since it uses less digits than its factorization.

1100222122018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9565554 (or 9565537 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 1100222122018 its reverse (8102212220011), we get a palindrome (9202434342029).

The spelling of 1100222122018 in words is "one trillion, one hundred billion, two hundred twenty-two million, one hundred twenty-two thousand, eighteen".