201110120999923 has 2 divisors, whose sum is σ = 201110120999924. Its totient is φ = 201110120999922.

The previous prime is 201110120999873. The next prime is 201110120999969. The reversal of 201110120999923 is 329999021011102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201110120999923 - 2²⁹ = 201109584129011 is a prime.

It is not a weakly prime, because it can be changed into another prime (201110120990923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100555060499961 + 100555060499962.

It is an arithmetic number, because the mean of its divisors is an integer number (100555060499962).

Almost surely, 2^{201110120999923} is an apocalyptic number.

201110120999923 is a deficient number, since it is larger than the sum of its proper divisors (1).

201110120999923 is an equidigital number, since it uses as much as digits as its factorization.

201110120999923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 49.

The spelling of 201110120999923 in words is "two hundred one trillion, one hundred ten billion, one hundred twenty million, nine hundred ninety-nine thousand, nine hundred twenty-three".