111201012301 has 2 divisors, whose sum is σ = 111201012302. Its totient is φ = 111201012300.

The previous prime is 111201012217. The next prime is 111201012313. The reversal of 111201012301 is 103210102111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111082224100 + 118788201 = 333290^2 + 10899^2 .

It is an emirp because it is prime and its reverse (103210102111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111201012301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111204012301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55600506150 + 55600506151.

It is an arithmetic number, because the mean of its divisors is an integer number (55600506151).

Almost surely, 2^111201012301 is an apocalyptic number.

It is an amenable number.

111201012301 is a deficient number, since it is larger than the sum of its proper divisors (1).

111201012301 is an equidigital number, since it uses as much as digits as its factorization.

111201012301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 111201012301 its reverse (103210102111), we get a palindrome (214411114412).

The spelling of 111201012301 in words is "one hundred eleven billion, two hundred one million, twelve thousand, three hundred one".