200032123 has 4 divisors (see below), whose sum is σ = 203806368. Its totient is φ = 196257880.

The previous prime is 200032117. The next prime is 200032163. The reversal of 200032123 is 321230002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321230002 = 2 ⋅160615001.

It is a cyclic number.

It is not a de Polignac number, because 200032123 - 2¹³ = 200023931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200032103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1887043 + ... + 1887148.

It is an arithmetic number, because the mean of its divisors is an integer number (50951592).

Almost surely, 2^200032123 is an apocalyptic number.

200032123 is a deficient number, since it is larger than the sum of its proper divisors (3774245).

200032123 is an equidigital number, since it uses as much as digits as its factorization.

200032123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3774244.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 200032123 is about 14143.2712976878. The cubic root of 200032123 is about 584.8348553737.

Adding to 200032123 its reverse (321230002), we get a palindrome (521262125).

The spelling of 200032123 in words is "two hundred million, thirty-two thousand, one hundred twenty-three".