102030003 has 16 divisors (see below), whose sum is σ = 153636000. Its totient is φ = 66903840.

The previous prime is 102029999. The next prime is 102030007. The reversal of 102030003 is 300030201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (102029999) and next prime (102030007).

It is not a de Polignac number, because 102030003 - 2² = 102029999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (102030007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29328 + ... + 32621.

It is an arithmetic number, because the mean of its divisors is an integer number (9602250).

Almost surely, 2^102030003 is an apocalyptic number.

102030003 is a deficient number, since it is larger than the sum of its proper divisors (51605997).

102030003 is an equidigital number, since it uses as much as digits as its factorization.

102030003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62019 (or 62013 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 102030003 is about 10100.9901989854. The cubic root of 102030003 is about 467.2786800696.

Adding to 102030003 its reverse (300030201), we get a palindrome (402060204).

The spelling of 102030003 in words is "one hundred two million, thirty thousand, three".