1122211133122 has 4 divisors (see below), whose sum is σ = 1683316699686. Its totient is φ = 561105566560.

The previous prime is 1122211133089. The next prime is 1122211133161. The reversal of 1122211133122 is 2213311122211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1046817505881 + 75393627241 = 1023141^2 + 274579^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1122211133093 and 1122211133102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280552783279 + ... + 280552783282.

Almost surely, 2^{1122211133122} is an apocalyptic number.

1122211133122 is a deficient number, since it is larger than the sum of its proper divisors (561105566564).

1122211133122 is an equidigital number, since it uses as much as digits as its factorization.

1122211133122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561105566563.

The product of its digits is 288, while the sum is 22.

Adding to 1122211133122 its reverse (2213311122211), we get a palindrome (3335522255333).

The spelling of 1122211133122 in words is "one trillion, one hundred twenty-two billion, two hundred eleven million, one hundred thirty-three thousand, one hundred twenty-two".