111320200311311 has 2 divisors, whose sum is σ = 111320200311312. Its totient is φ = 111320200311310.

The previous prime is 111320200311293. The next prime is 111320200311317. The reversal of 111320200311311 is 113113002023111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111320200311311 - 2¹⁰ = 111320200310287 is a prime.

It is a super-2 number, since 2×111320200311311² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111320200311317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55660100155655 + 55660100155656.

It is an arithmetic number, because the mean of its divisors is an integer number (55660100155656).

Almost surely, 2^{111320200311311} is an apocalyptic number.

111320200311311 is a deficient number, since it is larger than the sum of its proper divisors (1).

111320200311311 is an equidigital number, since it uses as much as digits as its factorization.

111320200311311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 111320200311311 its reverse (113113002023111), we get a palindrome (224433202334422).

The spelling of 111320200311311 in words is "one hundred eleven trillion, three hundred twenty billion, two hundred million, three hundred eleven thousand, three hundred eleven".