2003123120110 has 64 divisors (see below), whose sum is σ = 4322151539712. Its totient is φ = 653520992256.

The previous prime is 2003123120017. The next prime is 2003123120123. The reversal of 2003123120110 is 110213213002.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2912524 + ... + 3533983.

It is an arithmetic number, because the mean of its divisors is an integer number (67533617808).

Almost surely, 2^{2003123120110} is an apocalyptic number.

2003123120110 is an abundant number, since it is smaller than the sum of its proper divisors (2319028419602).

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

2003123120110 is a wasteful number, since it uses less digits than its factorization.

2003123120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6446737.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2003123120110 its reverse (110213213002), we get a palindrome (2113336333112).

The spelling of 2003123120110 in words is "two trillion, three billion, one hundred twenty-three million, one hundred twenty thousand, one hundred ten".