123003500200 has 192 divisors, whose sum is σ = 331210944000. Its totient is φ = 41610455040.

The previous prime is 123003500101. The next prime is 123003500201. The reversal of 123003500200 is 2005300321.

It is a super-2 number, since 2×123003500200² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123003500201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89586714 + ... + 89588086.

It is an arithmetic number, because the mean of its divisors is an integer number (1725057000).

Almost surely, 2^123003500200 is an apocalyptic number.

123003500200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123003500200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165605472000).

123003500200 is an abundant number, since it is smaller than the sum of its proper divisors (208207443800).

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

123003500200 is a wasteful number, since it uses less digits than its factorization.

123003500200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204 (or 2195 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

Adding to 123003500200 its reverse (2005300321), we get a palindrome (125008800521).

The spelling of 123003500200 in words is "one hundred twenty-three billion, three million, five hundred thousand, two hundred".