1222323132112 has 10 divisors (see below), whose sum is σ = 2368251068498. Its totient is φ = 611161566048.

The previous prime is 1222323132073. The next prime is 1222323132133. The reversal of 1222323132112 is 2112313232221.

It can be written as a sum of positive squares in only one way, i.e., 1171537805376 + 50785326736 = 1082376^2 + 225356^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38197597863 + ... + 38197597894.

Almost surely, 2^{1222323132112} is an apocalyptic number.

It is an amenable number.

1222323132112 is a deficient number, since it is larger than the sum of its proper divisors (1145927936386).

1222323132112 is an equidigital number, since it uses as much as digits as its factorization.

1222323132112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76395195765 (or 76395195759 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 1222323132112 its reverse (2112313232221), we get a palindrome (3334636364333).

The spelling of 1222323132112 in words is "one trillion, two hundred twenty-two billion, three hundred twenty-three million, one hundred thirty-two thousand, one hundred twelve".