1323122044 has 12 divisors (see below), whose sum is σ = 2316207600. Its totient is φ = 661348448.

The previous prime is 1323122041. The next prime is 1323122063. The reversal of 1323122044 is 4402213231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323122041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38704 + ... + 64375.

It is an arithmetic number, because the mean of its divisors is an integer number (193017300).

Almost surely, 2^1323122044 is an apocalyptic number.

It is an amenable number.

1323122044 is a deficient number, since it is larger than the sum of its proper divisors (993085556).

1323122044 is a wasteful number, since it uses less digits than its factorization.

1323122044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106292 (or 106290 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1323122044 is about 36374.7445901686. The cubic root of 1323122044 is about 1097.8254683035.

Adding to 1323122044 its reverse (4402213231), we get a palindrome (5725335275).

The spelling of 1323122044 in words is "one billion, three hundred twenty-three million, one hundred twenty-two thousand, forty-four".