1322211143144 has 8 divisors (see below), whose sum is σ = 2479145893410. Its totient is φ = 661105571568.

The previous prime is 1322211143087. The next prime is 1322211143159. The reversal of 1322211143144 is 4413411122231.

It can be written as a sum of positive squares in only one way, i.e., 1273309128100 + 48902015044 = 1128410^2 + 221138^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82638196439 + ... + 82638196454.

Almost surely, 2^{1322211143144} is an apocalyptic number.

It is an amenable number.

1322211143144 is a deficient number, since it is larger than the sum of its proper divisors (1156934750266).

1322211143144 is a wasteful number, since it uses less digits than its factorization.

1322211143144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165276392899 (or 165276392895 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

Adding to 1322211143144 its reverse (4413411122231), we get a palindrome (5735622265375).

The spelling of 1322211143144 in words is "one trillion, three hundred twenty-two billion, two hundred eleven million, one hundred forty-three thousand, one hundred forty-four".