1204322240203 has 4 divisors (see below), whose sum is σ = 1222297199080. Its totient is φ = 1186347281328.

The previous prime is 1204322240141. The next prime is 1204322240207. The reversal of 1204322240203 is 3020422234021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1204322240203 - 2⁹ = 1204322239691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1204322240207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8987479338 + ... + 8987479471.

It is an arithmetic number, because the mean of its divisors is an integer number (305574299770).

Almost surely, 2^{1204322240203} is an apocalyptic number.

1204322240203 is a deficient number, since it is larger than the sum of its proper divisors (17974958877).

1204322240203 is an equidigital number, since it uses as much as digits as its factorization.

1204322240203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17974958876.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 1204322240203 its reverse (3020422234021), we get a palindrome (4224744474224).

The spelling of 1204322240203 in words is "one trillion, two hundred four billion, three hundred twenty-two million, two hundred forty thousand, two hundred three".