200120094 has 24 divisors (see below), whose sum is σ = 440944920. Its totient is φ = 65575728.

The previous prime is 200120069. The next prime is 200120131. The reversal of 200120094 is 490021002.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93157 + ... + 95280.

It is an arithmetic number, because the mean of its divisors is an integer number (18372705).

Almost surely, 2^200120094 is an apocalyptic number.

200120094 is an abundant number, since it is smaller than the sum of its proper divisors (240824826).

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

200120094 is a wasteful number, since it uses less digits than its factorization.

200120094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188504 (or 188501 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 200120094 is about 14146.3809506177. The cubic root of 200120094 is about 584.9205765503.

Adding to 200120094 its reverse (490021002), we get a palindrome (690141096).

The spelling of 200120094 in words is "two hundred million, one hundred twenty thousand, ninety-four".