111313300061 has 2 divisors, whose sum is σ = 111313300062. Its totient is φ = 111313300060.

The previous prime is 111313300039. The next prime is 111313300121. The reversal of 111313300061 is 160003313111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109283797561 + 2029502500 = 330581^2 + 45050^2 .

It is a cyclic number.

It is not a de Polignac number, because 111313300061 - 2¹⁰ = 111313299037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111313300001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55656650030 + 55656650031.

It is an arithmetic number, because the mean of its divisors is an integer number (55656650031).

Almost surely, 2^111313300061 is an apocalyptic number.

It is an amenable number.

111313300061 is a deficient number, since it is larger than the sum of its proper divisors (1).

111313300061 is an equidigital number, since it uses as much as digits as its factorization.

111313300061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 111313300061 its reverse (160003313111), we get a palindrome (271316613172).

The spelling of 111313300061 in words is "one hundred eleven billion, three hundred thirteen million, three hundred thousand, sixty-one".