123200203030200 has 192 divisors, whose sum is σ = 424380721824000. Its totient is φ = 32851493262720.

The previous prime is 123200203030123. The next prime is 123200203030207. The reversal of 123200203030200 is 2030302002321.

It is a happy number.

123200203030200 is a `hidden beast` number, since 1 + 2 + 320 + 0 + 20 + 303 + 0 + 20 + 0 = 666.

It is a super-2 number, since 2×123200203030200² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123200203030207) 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, 94277677 + ... + 95575523.

It is an arithmetic number, because the mean of its divisors is an integer number (2210316259500).

Almost surely, 2^{123200203030200} is an apocalyptic number.

123200203030200 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 123200203030200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212190360912000).

123200203030200 is an abundant number, since it is smaller than the sum of its proper divisors (301180518793800).

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

123200203030200 is a wasteful number, since it uses less digits than its factorization.

123200203030200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315451 (or 1315436 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 123200203030200 its reverse (2030302002321), we get a palindrome (125230505032521).

The spelling of 123200203030200 in words is "one hundred twenty-three trillion, two hundred billion, two hundred three million, thirty thousand, two hundred".