203315345004004 has 48 divisors (see below), whose sum is σ = 361420888308480. Its totient is φ = 100060275893760.

The previous prime is 203315345003989. The next prime is 203315345004007. The reversal of 203315345004004 is 400400543513302.

It is a happy number.

203315345004004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (203315345004007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 864277959 + ... + 864513169.

It is an arithmetic number, because the mean of its divisors is an integer number (7529601839760).

Almost surely, 2^{203315345004004} is an apocalyptic number.

It is an amenable number.

203315345004004 is a deficient number, since it is larger than the sum of its proper divisors (158105543304476).

203315345004004 is a wasteful number, since it uses less digits than its factorization.

203315345004004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243748 (or 243746 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 203315345004004 its reverse (400400543513302), we get a palindrome (603715888517306).

The spelling of 203315345004004 in words is "two hundred three trillion, three hundred fifteen billion, three hundred forty-five million, four thousand, four".