111310203022313 has 2 divisors, whose sum is σ = 111310203022314. Its totient is φ = 111310203022312.

The previous prime is 111310203022303. The next prime is 111310203022339. The reversal of 111310203022313 is 313220302013111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88946081041129 + 22364121981184 = 9431123^2 + 4729072^2 .

It is an emirp because it is prime and its reverse (313220302013111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111310203022313 - 2²² = 111310198828009 is a prime.

It is a super-2 number, since 2×111310203022313² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111310203022303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55655101511156 + 55655101511157.

It is an arithmetic number, because the mean of its divisors is an integer number (55655101511157).

Almost surely, 2^{111310203022313} is an apocalyptic number.

It is an amenable number.

111310203022313 is a deficient number, since it is larger than the sum of its proper divisors (1).

111310203022313 is an equidigital number, since it uses as much as digits as its factorization.

111310203022313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 111310203022313 its reverse (313220302013111), we get a palindrome (424530505035424).

The spelling of 111310203022313 in words is "one hundred eleven trillion, three hundred ten billion, two hundred three million, twenty-two thousand, three hundred thirteen".