201110122023 has 4 divisors (see below), whose sum is σ = 268146829368. Its totient is φ = 134073414680.

The previous prime is 201110121943. The next prime is 201110122039. The reversal of 201110122023 is 320221011102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201110122023 - 2¹⁴ = 201110105639 is a prime.

It is a super-2 number, since 2×201110122023² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201110121993 and 201110122011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201110122523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33518353668 + ... + 33518353673.

It is an arithmetic number, because the mean of its divisors is an integer number (67036707342).

Almost surely, 2^201110122023 is an apocalyptic number.

201110122023 is a deficient number, since it is larger than the sum of its proper divisors (67036707345).

201110122023 is an equidigital number, since it uses as much as digits as its factorization.

201110122023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67036707344.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201110122023 its reverse (320221011102), we get a palindrome (521331133125).

The spelling of 201110122023 in words is "two hundred one billion, one hundred ten million, one hundred twenty-two thousand, twenty-three".