1121404322 has 4 divisors (see below), whose sum is σ = 1682106486. Its totient is φ = 560702160.

The previous prime is 1121404309. The next prime is 1121404343. The reversal of 1121404322 is 2234041211.

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., 970384801 + 151019521 = 31151^2 + 12289^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1121404294 and 1121404303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280351079 + ... + 280351082.

Almost surely, 2^1121404322 is an apocalyptic number.

1121404322 is a deficient number, since it is larger than the sum of its proper divisors (560702164).

1121404322 is an equidigital number, since it uses as much as digits as its factorization.

1121404322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560702163.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1121404322 is about 33487.3755615456. The cubic root of 1121404322 is about 1038.9326827594.

Adding to 1121404322 its reverse (2234041211), we get a palindrome (3355445533).

The spelling of 1121404322 in words is "one billion, one hundred twenty-one million, four hundred four thousand, three hundred twenty-two".