101320211123111 has 2 divisors, whose sum is σ = 101320211123112. Its totient is φ = 101320211123110.

The previous prime is 101320211123093. The next prime is 101320211123191. The reversal of 101320211123111 is 111321112023101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101320211123111 - 2³⁴ = 101303031253927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101320211123191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50660105561555 + 50660105561556.

It is an arithmetic number, because the mean of its divisors is an integer number (50660105561556).

Almost surely, 2^{101320211123111} is an apocalyptic number.

101320211123111 is a deficient number, since it is larger than the sum of its proper divisors (1).

101320211123111 is an equidigital number, since it uses as much as digits as its factorization.

101320211123111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 101320211123111 its reverse (111321112023101), we get a palindrome (212641323146212).

The spelling of 101320211123111 in words is "one hundred one trillion, three hundred twenty billion, two hundred eleven million, one hundred twenty-three thousand, one hundred eleven".