1204123243300 has 72 divisors (see below), whose sum is σ = 2693188999872. Its totient is φ = 467080656000.

The previous prime is 1204123243261. The next prime is 1204123243307. The reversal of 1204123243300 is 33423214021.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (1204123243307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 957022 + ... + 1823221.

It is an arithmetic number, because the mean of its divisors is an integer number (37405402776).

Almost surely, 2^{1204123243300} is an apocalyptic number.

1204123243300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1204123243300 is an abundant number, since it is smaller than the sum of its proper divisors (1489065756572).

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

1204123243300 is a wasteful number, since it uses less digits than its factorization.

1204123243300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780389 (or 2780382 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1204123243300 its reverse (33423214021), we get a palindrome (1237546457321).

The spelling of 1204123243300 in words is "one trillion, two hundred four billion, one hundred twenty-three million, two hundred forty-three thousand, three hundred".