200123022003 has 4 divisors (see below), whose sum is σ = 266830696008. Its totient is φ = 133415348000.

The previous prime is 200123021999. The next prime is 200123022017. The reversal of 200123022003 is 300220321002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200123022003 - 2² = 200123021999 is a prime.

It is a super-2 number, since 2×200123022003² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200123072003) 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, 33353836998 + ... + 33353837003.

It is an arithmetic number, because the mean of its divisors is an integer number (66707674002).

Almost surely, 2^200123022003 is an apocalyptic number.

200123022003 is a deficient number, since it is larger than the sum of its proper divisors (66707674005).

200123022003 is an equidigital number, since it uses as much as digits as its factorization.

200123022003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66707674004.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 200123022003 its reverse (300220321002), we get a palindrome (500343343005).

The spelling of 200123022003 in words is "two hundred billion, one hundred twenty-three million, twenty-two thousand, three".