200123103000 has 128 divisors (see below), whose sum is σ = 634967424000. Its totient is φ = 52461603200.

The previous prime is 200123102983. The next prime is 200123103007. The reversal of 200123103000 is 301321002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200123103007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 388320 + ... + 742319.

It is an arithmetic number, because the mean of its divisors is an integer number (4960683000).

Almost surely, 2^200123103000 is an apocalyptic number.

200123103000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200123103000 is an abundant number, since it is smaller than the sum of its proper divisors (434844321000).

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

200123103000 is a wasteful number, since it uses less digits than its factorization.

200123103000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130722 (or 1130708 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 200123103000 its reverse (301321002), we get a palindrome (200424424002).

The spelling of 200123103000 in words is "two hundred billion, one hundred twenty-three million, one hundred three thousand".