201112401023 has 2 divisors, whose sum is σ = 201112401024. Its totient is φ = 201112401022.

The previous prime is 201112401013. The next prime is 201112401043. The reversal of 201112401023 is 320104211102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201112401023 - 2¹⁴ = 201112384639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201112400992 and 201112401010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201112401013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100556200511 + 100556200512.

It is an arithmetic number, because the mean of its divisors is an integer number (100556200512).

Almost surely, 2^201112401023 is an apocalyptic number.

201112401023 is a deficient number, since it is larger than the sum of its proper divisors (1).

201112401023 is an equidigital number, since it uses as much as digits as its factorization.

201112401023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 201112401023 its reverse (320104211102), we get a palindrome (521216612125).

The spelling of 201112401023 in words is "two hundred one billion, one hundred twelve million, four hundred one thousand, twenty-three".