201120110100023 has 16 divisors (see below), whose sum is σ = 205551342200160. Its totient is φ = 196712757356544.

The previous prime is 201120110100011. The next prime is 201120110100029. The reversal of 201120110100023 is 320001011021102.

It is a cyclic number.

It is not a de Polignac number, because 201120110100023 - 2²⁶ = 201120042991159 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201120110099980 and 201120110100007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201120110100029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67254788 + ... + 70181526.

It is an arithmetic number, because the mean of its divisors is an integer number (12846958887510).

Almost surely, 2^{201120110100023} is an apocalyptic number.

201120110100023 is a deficient number, since it is larger than the sum of its proper divisors (4431232100137).

201120110100023 is a wasteful number, since it uses less digits than its factorization.

201120110100023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2930818.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 201120110100023 its reverse (320001011021102), we get a palindrome (521121121121125).

The spelling of 201120110100023 in words is "two hundred one trillion, one hundred twenty billion, one hundred ten million, one hundred thousand, twenty-three".