1112221311013 has 2 divisors, whose sum is σ = 1112221311014. Its totient is φ = 1112221311012.

The previous prime is 1112221311001. The next prime is 1112221311037. The reversal of 1112221311013 is 3101131222111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 853301130049 + 258920180964 = 923743^2 + 508842^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112221311013 - 2¹³ = 1112221302821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112221311713) by changing a digit.

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, 556110655506 + 556110655507.

It is an arithmetic number, because the mean of its divisors is an integer number (556110655507).

Almost surely, 2^{1112221311013} is an apocalyptic number.

It is an amenable number.

1112221311013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112221311013 is an equidigital number, since it uses as much as digits as its factorization.

1112221311013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1112221311013 its reverse (3101131222111), we get a palindrome (4213352533124).

The spelling of 1112221311013 in words is "one trillion, one hundred twelve billion, two hundred twenty-one million, three hundred eleven thousand, thirteen".