102310203 has 4 divisors (see below), whose sum is σ = 136413608. Its totient is φ = 68206800.

The previous prime is 102310181. The next prime is 102310207. The reversal of 102310203 is 302013201.

It is a happy number.

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

It is not a de Polignac number, because 102310203 - 2⁵ = 102310171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102310207) 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, 17051698 + ... + 17051703.

It is an arithmetic number, because the mean of its divisors is an integer number (34103402).

Almost surely, 2^102310203 is an apocalyptic number.

102310203 is a deficient number, since it is larger than the sum of its proper divisors (34103405).

102310203 is an equidigital number, since it uses as much as digits as its factorization.

102310203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34103404.

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

The square root of 102310203 is about 10114.8506167911. The cubic root of 102310203 is about 467.7060439427.

Adding to 102310203 its reverse (302013201), we get a palindrome (404323404).

The spelling of 102310203 in words is "one hundred two million, three hundred ten thousand, two hundred three".