1122332144 has 20 divisors (see below), whose sum is σ = 2202046560. Its totient is φ = 554062080.

The previous prime is 1122332119. The next prime is 1122332171. The reversal of 1122332144 is 4412332211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442697 + ... + 445224.

It is an arithmetic number, because the mean of its divisors is an integer number (110102328).

Almost surely, 2^1122332144 is an apocalyptic number.

It is an amenable number.

1122332144 is a deficient number, since it is larger than the sum of its proper divisors (1079714416).

1122332144 is an equidigital number, since it uses as much as digits as its factorization.

1122332144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888008 (or 888002 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 1122332144 is about 33501.2260074165. The cubic root of 1122332144 is about 1039.2191327801.

Adding to 1122332144 its reverse (4412332211), we get a palindrome (5534664355).

The spelling of 1122332144 in words is "one billion, one hundred twenty-two million, three hundred thirty-two thousand, one hundred forty-four".