1322212244 has 12 divisors (see below), whose sum is σ = 2341749984. Its totient is φ = 653140824.

The previous prime is 1322212231. The next prime is 1322212267. The reversal of 1322212244 is 4422122231.

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, 1990952 + ... + 1991615.

It is an arithmetic number, because the mean of its divisors is an integer number (195145832).

Almost surely, 2^1322212244 is an apocalyptic number.

It is an amenable number.

1322212244 is a deficient number, since it is larger than the sum of its proper divisors (1019537740).

1322212244 is a wasteful number, since it uses less digits than its factorization.

1322212244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3982654 (or 3982652 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 1322212244 is about 36362.2365098738. The cubic root of 1322212244 is about 1097.5737831236.

Adding to 1322212244 its reverse (4422122231), we get a palindrome (5744334475).

The spelling of 1322212244 in words is "one billion, three hundred twenty-two million, two hundred twelve thousand, two hundred forty-four".