1101222120222 has 48 divisors (see below), whose sum is σ = 2800534000992. Its totient is φ = 306131244480.

The previous prime is 1101222120199. The next prime is 1101222120331. The reversal of 1101222120222 is 2220212221011.

It is a happy number.

1101222120222 is a `hidden beast` number, since 1 + 101 + 222 + 120 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1101222120195 and 1101222120204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118101529 + ... + 118110852.

It is an arithmetic number, because the mean of its divisors is an integer number (58344458354).

Almost surely, 2^{1101222120222} is an apocalyptic number.

1101222120222 is an abundant number, since it is smaller than the sum of its proper divisors (1699311880770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101222120222 is a wasteful number, since it uses less digits than its factorization.

1101222120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236212433 (or 236212430 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1101222120222 its reverse (2220212221011), we get a palindrome (3321434341233).

The spelling of 1101222120222 in words is "one trillion, one hundred one billion, two hundred twenty-two million, one hundred twenty thousand, two hundred twenty-two".