10202 has 4 divisors (see below), whose sum is σ = 15306.
Its totient is φ = 5100.
The previous prime is 10193. The next prime is 10211. The reversal of 10202 is 20201.
10202 is nontrivially palindromic in base 8.
It is a Cunningham number, because it is equal to 1012+1.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (10193) and next prime (10211).
It can be written as a sum of positive squares in only one way, i.e., 10201 + 1 = 101^2 + 1^2
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2549 + ... + 2552.
210202 is an apocalyptic number.
10202 is a deficient number, since it is larger than the sum of its proper divisors (5104).
10202 is an equidigital number, since it uses as much as digits as its factorization.
10202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5103.
The product of its (nonzero) digits is 4, while the sum is 5.
The square root of 10202 is about 101.0049503737.
The cubic root of 10202 is about 21.6884462127.
Adding to 10202 its reverse (20201), we get a palindrome (30403).
Subtracting 10202 from its reverse (20201), we obtain a palindrome (9999).
Multiplying 10202 by its reverse (20201), we get a palindrome (206090602).
It can be divided in two parts, 10 and 202, that added together give a palindrome (212).
The spelling of 10202 in words is "ten thousand, two hundred two", and thus it is an iban number.