10102203 has 6 divisors (see below), whose sum is σ = 14592084.
Its totient is φ = 6734796.
The previous prime is 10102201. The next prime is 10102207. The reversal of 10102203 is 30220101.
Adding to 10102203 its reverse (30220101), we get a palindrome (40322304).
It is a happy number.
It is not a de Polignac number, because 10102203 - 21 = 10102201 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1122467 = 10102203 / (1 + 0 + 1 + 0 + 2 + 2 + 0 + 3).
It is not an unprimeable number, because it can be changed into a prime (10102201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 561225 + ... + 561242.
It is an arithmetic number, because the mean of its divisors is an integer number (2432014).
Almost surely, 210102203 is an apocalyptic number.
10102203 is a deficient number, since it is larger than the sum of its proper divisors (4489881).
10102203 is a wasteful number, since it uses less digits than its factorization.
10102203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1122473 (or 1122470 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 10102203 is about 3178.3962937305.
The cubic root of 10102203 is about 216.1749482837.
The spelling of 10102203 in words is "ten million, one hundred two thousand, two hundred three".