10120203003 has 16 divisors (see below), whose sum is σ = 14294883456. Its totient is φ = 6346581120.

The previous prime is 10120202977. The next prime is 10120203007. The reversal of 10120203003 is 30030202101.

It is a happy number.

It is not a de Polignac number, because 10120203003 - 2⁵ = 10120202971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10120203003.

It is not an unprimeable number, because it can be changed into a prime (10120203007) 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 15 ways as a sum of consecutive naturals, for example, 47100 + ... + 149862.

It is an arithmetic number, because the mean of its divisors is an integer number (893430216).

Almost surely, 2^10120203003 is an apocalyptic number.

10120203003 is a deficient number, since it is larger than the sum of its proper divisors (4174680453).

10120203003 is a wasteful number, since it uses less digits than its factorization.

10120203003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104714.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 10120203003 its reverse (30030202101), we get a palindrome (40150405104).

The spelling of 10120203003 in words is "ten billion, one hundred twenty million, two hundred three thousand, three".