201101120023 has 2 divisors, whose sum is σ = 201101120024. Its totient is φ = 201101120022.

The previous prime is 201101120009. The next prime is 201101120041. The reversal of 201101120023 is 320021101102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201101120023 - 2⁹ = 201101119511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201101119985 and 201101120012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201101120123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550560011 + 100550560012.

It is an arithmetic number, because the mean of its divisors is an integer number (100550560012).

Almost surely, 2^201101120023 is an apocalyptic number.

201101120023 is a deficient number, since it is larger than the sum of its proper divisors (1).

201101120023 is an equidigital number, since it uses as much as digits as its factorization.

201101120023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 201101120023 its reverse (320021101102), we get a palindrome (521122221125).

The spelling of 201101120023 in words is "two hundred one billion, one hundred one million, one hundred twenty thousand, twenty-three".