102000203 has 8 divisors (see below), whose sum is σ = 104762160. Its totient is φ = 99272800.

The previous prime is 102000191. The next prime is 102000209. The reversal of 102000203 is 302000201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102000203 - 2¹⁰ = 101999179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102000209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2600 + ... + 14517.

It is an arithmetic number, because the mean of its divisors is an integer number (13095270).

Almost surely, 2^102000203 is an apocalyptic number.

102000203 is a deficient number, since it is larger than the sum of its proper divisors (2761957).

102000203 is a wasteful number, since it uses less digits than its factorization.

102000203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17277.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 102000203 is about 10099.5149883546. The cubic root of 102000203 is about 467.2331827970.

Adding to 102000203 its reverse (302000201), we get a palindrome (404000404).

The spelling of 102000203 in words is "one hundred two million, two hundred three", and thus it is an aban number.