111202131540223 has 2 divisors, whose sum is σ = 111202131540224. Its totient is φ = 111202131540222.

The previous prime is 111202131540191. The next prime is 111202131540259. The reversal of 111202131540223 is 322045131202111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111202131540223 - 2⁵ = 111202131540191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111202131540191 and 111202131540200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111202131540923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55601065770111 + 55601065770112.

It is an arithmetic number, because the mean of its divisors is an integer number (55601065770112).

Almost surely, 2^{111202131540223} is an apocalyptic number.

111202131540223 is a deficient number, since it is larger than the sum of its proper divisors (1).

111202131540223 is an equidigital number, since it uses as much as digits as its factorization.

111202131540223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 111202131540223 its reverse (322045131202111), we get a palindrome (433247262742334).

The spelling of 111202131540223 in words is "one hundred eleven trillion, two hundred two billion, one hundred thirty-one million, five hundred forty thousand, two hundred twenty-three".