1120001122 has 4 divisors (see below), whose sum is σ = 1680001686. Its totient is φ = 560000560.

The previous prime is 1120001119. The next prime is 1120001159. The reversal of 1120001122 is 2211000211.

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., 913187961 + 206813161 = 30219^2 + 14381^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1120001099 and 1120001108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280000279 + ... + 280000282.

Almost surely, 2^1120001122 is an apocalyptic number.

1120001122 is a deficient number, since it is larger than the sum of its proper divisors (560000564).

1120001122 is an equidigital number, since it uses as much as digits as its factorization.

1120001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560000563.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1120001122 is about 33466.4178244401. The cubic root of 1120001122 is about 1038.4991671545.

Adding to 1120001122 its reverse (2211000211), we get a palindrome (3331001333).

The spelling of 1120001122 in words is "one billion, one hundred twenty million, one thousand, one hundred twenty-two".