200100011123 has 16 divisors (see below), whose sum is σ = 202216098240. Its totient is φ = 197998703616.

The previous prime is 200100011119. The next prime is 200100011159. The reversal of 200100011123 is 321110001002.

It is a cyclic number.

It is not a de Polignac number, because 200100011123 - 2² = 200100011119 is a prime.

It is a super-2 number, since 2×200100011123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200100017123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24887138 + ... + 24895176.

It is an arithmetic number, because the mean of its divisors is an integer number (12638506140).

Almost surely, 2^200100011123 is an apocalyptic number.

200100011123 is a deficient number, since it is larger than the sum of its proper divisors (2116087117).

200100011123 is a wasteful number, since it uses less digits than its factorization.

200100011123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8926.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 200100011123 its reverse (321110001002), we get a palindrome (521210012125).

The spelling of 200100011123 in words is "two hundred billion, one hundred million, eleven thousand, one hundred twenty-three".