111022100320231 has 12 divisors (see below), whose sum is σ = 117952738784640. Its totient is φ = 104477418932480.

The previous prime is 111022100320151. The next prime is 111022100320259. The reversal of 111022100320231 is 132023001220111.

It is not a de Polignac number, because 111022100320231 - 2¹⁵ = 111022100287463 is a prime.

It is a super-2 number, since 2×111022100320231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111022100320199 and 111022100320208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111022100320331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23513671 + ... + 27837688.

It is an arithmetic number, because the mean of its divisors is an integer number (9829394898720).

Almost surely, 2^{111022100320231} is an apocalyptic number.

111022100320231 is a deficient number, since it is larger than the sum of its proper divisors (6930638464409).

111022100320231 is an equidigital number, since it uses as much as digits as its factorization.

111022100320231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51358874 (or 51358857 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111022100320231 its reverse (132023001220111), we get a palindrome (243045101540342).

The spelling of 111022100320231 in words is "one hundred eleven trillion, twenty-two billion, one hundred million, three hundred twenty thousand, two hundred thirty-one".