1112211220313 has 2 divisors, whose sum is σ = 1112211220314. Its totient is φ = 1112211220312.

The previous prime is 1112211220279. The next prime is 1112211220339. The reversal of 1112211220313 is 3130221122111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 907574412889 + 204636807424 = 952667^2 + 452368^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112211220313 - 2⁶ = 1112211220249 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112211220343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556105610156 + 556105610157.

It is an arithmetic number, because the mean of its divisors is an integer number (556105610157).

Almost surely, 2^{1112211220313} is an apocalyptic number.

It is an amenable number.

1112211220313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112211220313 is an equidigital number, since it uses as much as digits as its factorization.

1112211220313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1112211220313 its reverse (3130221122111), we get a palindrome (4242432342424).

The spelling of 1112211220313 in words is "one trillion, one hundred twelve billion, two hundred eleven million, two hundred twenty thousand, three hundred thirteen".