1242333203200 has 54 divisors (see below), whose sum is σ = 3074968808324. Its totient is φ = 496933278720.

The previous prime is 1242333203149. The next prime is 1242333203203. The reversal of 1242333203200 is 23023332421.

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 (1242333203203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 97050882 + ... + 97063681.

Almost surely, 2^{1242333203200} is an apocalyptic number.

1242333203200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1242333203200 is an abundant number, since it is smaller than the sum of its proper divisors (1832635605124).

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

1242333203200 is an equidigital number, since it uses as much as digits as its factorization.

1242333203200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194114589 (or 194114570 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 1242333203200 its reverse (23023332421), we get a palindrome (1265356535621).

The spelling of 1242333203200 in words is "one trillion, two hundred forty-two billion, three hundred thirty-three million, two hundred three thousand, two hundred".