102102203 has 16 divisors (see below), whose sum is σ = 120238080. Its totient is φ = 84869856.

The previous prime is 102102199. The next prime is 102102229. The reversal of 102102203 is 302201201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 102102203 - 2² = 102102199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102104203) 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, 123650 + ... + 124472.

It is an arithmetic number, because the mean of its divisors is an integer number (7514880).

Almost surely, 2^102102203 is an apocalyptic number.

102102203 is a deficient number, since it is larger than the sum of its proper divisors (18135877).

102102203 is an equidigital number, since it uses as much as digits as its factorization.

102102203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 102102203 is about 10104.5634739953. The cubic root of 102102203 is about 467.3888749955.

Adding to 102102203 its reverse (302201201), we get a palindrome (404303404).

The spelling of 102102203 in words is "one hundred two million, one hundred two thousand, two hundred three".