111320020303231 has 2 divisors, whose sum is σ = 111320020303232. Its totient is φ = 111320020303230.

The previous prime is 111320020303213. The next prime is 111320020303237. The reversal of 111320020303231 is 132303020023111.

Together with previous prime (111320020303213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111320020303231 - 2⁷ = 111320020303103 is a prime.

It is a super-2 number, since 2×111320020303231² (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 (111320020303237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55660010151615 + 55660010151616.

It is an arithmetic number, because the mean of its divisors is an integer number (55660010151616).

Almost surely, 2^{111320020303231} is an apocalyptic number.

111320020303231 is a deficient number, since it is larger than the sum of its proper divisors (1).

111320020303231 is an equidigital number, since it uses as much as digits as its factorization.

111320020303231 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 22.

Adding to 111320020303231 its reverse (132303020023111), we get a palindrome (243623040326342).

The spelling of 111320020303231 in words is "one hundred eleven trillion, three hundred twenty billion, twenty million, three hundred three thousand, two hundred thirty-one".