200230221123 has 6 divisors (see below), whose sum is σ = 289221430524. Its totient is φ = 133486814076.

The previous prime is 200230221013. The next prime is 200230221127. The reversal of 200230221123 is 321122032002.

200230221123 is a `hidden beast` number, since 200 + 230 + 2 + 211 + 23 = 666.

It is not a de Polignac number, because 200230221123 - 2¹² = 200230217027 is a prime.

It is a super-2 number, since 2×200230221123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200230221096 and 200230221105.

It is not an unprimeable number, because it can be changed into a prime (200230221127) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11123901165 + ... + 11123901182.

It is an arithmetic number, because the mean of its divisors is an integer number (48203571754).

Almost surely, 2^200230221123 is an apocalyptic number.

200230221123 is a deficient number, since it is larger than the sum of its proper divisors (88991209401).

200230221123 is a wasteful number, since it uses less digits than its factorization.

200230221123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22247802353 (or 22247802350 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 200230221123 its reverse (321122032002), we get a palindrome (521352253125).

The spelling of 200230221123 in words is "two hundred billion, two hundred thirty million, two hundred twenty-one thousand, one hundred twenty-three".