101203020003 has 16 divisors (see below), whose sum is σ = 142049454080. Its totient is φ = 63913139424.

The previous prime is 101203019977. The next prime is 101203020007. The reversal of 101203020003 is 300020302101.

It is a happy number.

It is not a de Polignac number, because 101203020003 - 2¹⁰ = 101203018979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101203020007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860325 + ... + 970857.

It is an arithmetic number, because the mean of its divisors is an integer number (8878090880).

Almost surely, 2^101203020003 is an apocalyptic number.

101203020003 is a deficient number, since it is larger than the sum of its proper divisors (40846434077).

101203020003 is a wasteful number, since it uses less digits than its factorization.

101203020003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126618.

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

Adding to 101203020003 its reverse (300020302101), we get a palindrome (401223322104).

The spelling of 101203020003 in words is "one hundred one billion, two hundred three million, twenty thousand, three".