102001002303203 has 4 divisors (see below), whose sum is σ = 102005290065120. Its totient is φ = 101996714541288.

The previous prime is 102001002303157. The next prime is 102001002303253. The reversal of 102001002303203 is 302303200100201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102001002303203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102001002303253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2143845275 + ... + 2143892852.

It is an arithmetic number, because the mean of its divisors is an integer number (25501322516280).

Almost surely, 2^{102001002303203} is an apocalyptic number.

102001002303203 is a deficient number, since it is larger than the sum of its proper divisors (4287761917).

102001002303203 is an equidigital number, since it uses as much as digits as its factorization.

102001002303203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4287761916.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 102001002303203 its reverse (302303200100201), we get a palindrome (404304202403404).

The spelling of 102001002303203 in words is "one hundred two trillion, one billion, two million, three hundred three thousand, two hundred three".