101320111 has 2 divisors, whose sum is σ = 101320112. Its totient is φ = 101320110.

The previous prime is 101320091. The next prime is 101320127. The reversal of 101320111 is 111023101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101320111 - 2⁹ = 101319599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101320151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50660055 + 50660056.

It is an arithmetic number, because the mean of its divisors is an integer number (50660056).

Almost surely, 2^101320111 is an apocalyptic number.

101320111 is a deficient number, since it is larger than the sum of its proper divisors (1).

101320111 is an equidigital number, since it uses as much as digits as its factorization.

101320111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 101320111 is about 10065.7891394565. The cubic root of 101320111 is about 466.1924318998.

Adding to 101320111 its reverse (111023101), we get a palindrome (212343212).

The spelling of 101320111 in words is "one hundred one million, three hundred twenty thousand, one hundred eleven".