111112231301 has 2 divisors, whose sum is σ = 111112231302. Its totient is φ = 111112231300.

The previous prime is 111112231283. The next prime is 111112231303. The reversal of 111112231301 is 103132211111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60757320100 + 50354911201 = 246490^2 + 224399^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111112231301 is a prime.

Together with 111112231303, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111112231301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111112231303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55556115650 + 55556115651.

It is an arithmetic number, because the mean of its divisors is an integer number (55556115651).

Almost surely, 2^111112231301 is an apocalyptic number.

It is an amenable number.

111112231301 is a deficient number, since it is larger than the sum of its proper divisors (1).

111112231301 is an equidigital number, since it uses as much as digits as its factorization.

111112231301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 111112231301 its reverse (103132211111), we get a palindrome (214244442412).

The spelling of 111112231301 in words is "one hundred eleven billion, one hundred twelve million, two hundred thirty-one thousand, three hundred one".