210123122200200 has 144 divisors (see below), whose sum is σ = 769814711406000. Its totient is φ = 50938938710400.

The previous prime is 210123122200163. The next prime is 210123122200217. The reversal of 210123122200200 is 2002221321012.

210123122200200 is a `hidden beast` number, since 2 + 10 + 1 + 231 + 2 + 220 + 0 + 200 = 666.

210123122200200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5306119650 + ... + 5306159249.

It is an arithmetic number, because the mean of its divisors is an integer number (5345935495875).

Almost surely, 2^{210123122200200} is an apocalyptic number.

210123122200200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210123122200200 is an abundant number, since it is smaller than the sum of its proper divisors (559691589205800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210123122200200 is a wasteful number, since it uses less digits than its factorization.

210123122200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10612278932 (or 10612278920 counting only the distinct ones).

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

Adding to 210123122200200 its reverse (2002221321012), we get a palindrome (212125343521212).

The spelling of 210123122200200 in words is "two hundred ten trillion, one hundred twenty-three billion, one hundred twenty-two million, two hundred thousand, two hundred".