1121133122 has 4 divisors (see below), whose sum is σ = 1681699686. Its totient is φ = 560566560.

The previous prime is 1121133103. The next prime is 1121133227. The reversal of 1121133122 is 2213311211.

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., 708677641 + 412455481 = 26621^2 + 20309^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1121133122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280283279 + ... + 280283282.

Almost surely, 2^1121133122 is an apocalyptic number.

1121133122 is a deficient number, since it is larger than the sum of its proper divisors (560566564).

1121133122 is an equidigital number, since it uses as much as digits as its factorization.

1121133122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560566563.

The product of its digits is 72, while the sum is 17.

The square root of 1121133122 is about 33483.3260295330. The cubic root of 1121133122 is about 1038.8489243104.

Adding to 1121133122 its reverse (2213311211), we get a palindrome (3334444333).

The spelling of 1121133122 in words is "one billion, one hundred twenty-one million, one hundred thirty-three thousand, one hundred twenty-two".