111022313 has 2 divisors, whose sum is σ = 111022314. Its totient is φ = 111022312.

The previous prime is 111022273. The next prime is 111022321. The reversal of 111022313 is 313220111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81775849 + 29246464 = 9043^2 + 5408^2 .

It is a cyclic number.

It is not a de Polignac number, because 111022313 - 2⁸ = 111022057 is a prime.

It is not a weakly prime, because it can be changed into another prime (111022343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55511156 + 55511157.

It is an arithmetic number, because the mean of its divisors is an integer number (55511157).

Almost surely, 2^111022313 is an apocalyptic number.

It is an amenable number.

111022313 is a deficient number, since it is larger than the sum of its proper divisors (1).

111022313 is an equidigital number, since it uses as much as digits as its factorization.

111022313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 111022313 is about 10536.7126277601. The cubic root of 111022313 is about 480.6217535995.

Adding to 111022313 its reverse (313220111), we get a palindrome (424242424).

The spelling of 111022313 in words is "one hundred eleven million, twenty-two thousand, three hundred thirteen".