2003123222078 has 16 divisors (see below), whose sum is σ = 3281321389680. Its totient is φ = 909542947200.

The previous prime is 2003123222077. The next prime is 2003123222129. The reversal of 2003123222078 is 8702223213002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003123222077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48359243 + ... + 48400646.

It is an arithmetic number, because the mean of its divisors is an integer number (205082586855).

Almost surely, 2^{2003123222078} is an apocalyptic number.

2003123222078 is a deficient number, since it is larger than the sum of its proper divisors (1278198167602).

2003123222078 is a wasteful number, since it uses less digits than its factorization.

2003123222078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96760843.

The product of its (nonzero) digits is 16128, while the sum is 32.

The spelling of 2003123222078 in words is "two trillion, three billion, one hundred twenty-three million, two hundred twenty-two thousand, seventy-eight".