1122320422 has 4 divisors (see below), whose sum is σ = 1683480636. Its totient is φ = 561160210.

The previous prime is 1122320413. The next prime is 1122320447. The reversal of 1122320422 is 2240232211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2240232211 = 7 ⋅320033173.

It is a self number, because there is not a number n which added to its sum of digits gives 1122320422.

It is a congruent number.

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, 280580104 + ... + 280580107.

It is an arithmetic number, because the mean of its divisors is an integer number (420870159).

Almost surely, 2^1122320422 is an apocalyptic number.

1122320422 is a deficient number, since it is larger than the sum of its proper divisors (561160214).

1122320422 is an equidigital number, since it uses as much as digits as its factorization.

1122320422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561160213.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1122320422 is about 33501.0510581385. The cubic root of 1122320422 is about 1039.2155147872.

Adding to 1122320422 its reverse (2240232211), we get a palindrome (3362552633).

The spelling of 1122320422 in words is "one billion, one hundred twenty-two million, three hundred twenty thousand, four hundred twenty-two".