123204400300 has 72 divisors (see below), whose sum is σ = 270168708096. Its totient is φ = 48765514560.

The previous prime is 123204400229. The next prime is 123204400321. The reversal of 123204400300 is 3004402321.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3707559 + ... + 3740641.

It is an arithmetic number, because the mean of its divisors is an integer number (3752343168).

Almost surely, 2^123204400300 is an apocalyptic number.

123204400300 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 123204400300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135084354048).

123204400300 is an abundant number, since it is smaller than the sum of its proper divisors (146964307796).

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

123204400300 is a wasteful number, since it uses less digits than its factorization.

123204400300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33487 (or 33480 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 123204400300 its reverse (3004402321), we get a palindrome (126208802621).

The spelling of 123204400300 in words is "one hundred twenty-three billion, two hundred four million, four hundred thousand, three hundred".