200112020202123 has 48 divisors (see below), whose sum is σ = 300649557491712. Its totient is φ = 128123518824000.

The previous prime is 200112020202097. The next prime is 200112020202137. The reversal of 200112020202123 is 321202020211002.

200112020202123 is a `hidden beast` number, since 200 + 1 + 120 + 20 + 202 + 123 = 666.

It is not a de Polignac number, because 200112020202123 - 2⁵ = 200112020202091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200112020202096 and 200112020202105.

It is not an unprimeable number, because it can be changed into a prime (200112020202163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17974786 + ... + 26894552.

It is an arithmetic number, because the mean of its divisors is an integer number (6263532447744).

Almost surely, 2^{200112020202123} is an apocalyptic number.

200112020202123 is a deficient number, since it is larger than the sum of its proper divisors (100537537289589).

200112020202123 is a wasteful number, since it uses less digits than its factorization.

200112020202123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8920416 (or 8920413 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 200112020202123 its reverse (321202020211002), we get a palindrome (521314040413125).

The spelling of 200112020202123 in words is "two hundred trillion, one hundred twelve billion, twenty million, two hundred two thousand, one hundred twenty-three".