200133220123 has 2 divisors, whose sum is σ = 200133220124. Its totient is φ = 200133220122.

The previous prime is 200133220117. The next prime is 200133220193. The reversal of 200133220123 is 321022331002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200133220123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200133220123.

It is not a weakly prime, because it can be changed into another prime (200133220193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100066610061 + 100066610062.

It is an arithmetic number, because the mean of its divisors is an integer number (100066610062).

Almost surely, 2^200133220123 is an apocalyptic number.

200133220123 is a deficient number, since it is larger than the sum of its proper divisors (1).

200133220123 is an equidigital number, since it uses as much as digits as its factorization.

200133220123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 200133220123 its reverse (321022331002), we get a palindrome (521155551125).

The spelling of 200133220123 in words is "two hundred billion, one hundred thirty-three million, two hundred twenty thousand, one hundred twenty-three".