111223320331 has 2 divisors, whose sum is σ = 111223320332. Its totient is φ = 111223320330.

The previous prime is 111223320317. The next prime is 111223320343. The reversal of 111223320331 is 133023322111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111223320331 - 2¹³ = 111223312139 is a prime.

It is a super-2 number, since 2×111223320331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111223320311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55611660165 + 55611660166.

It is an arithmetic number, because the mean of its divisors is an integer number (55611660166).

Almost surely, 2^111223320331 is an apocalyptic number.

111223320331 is a deficient number, since it is larger than the sum of its proper divisors (1).

111223320331 is an equidigital number, since it uses as much as digits as its factorization.

111223320331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 111223320331 its reverse (133023322111), we get a palindrome (244246642442).

The spelling of 111223320331 in words is "one hundred eleven billion, two hundred twenty-three million, three hundred twenty thousand, three hundred thirty-one".