Adding to 10212133 its reverse (33121201), we get a palindrome (43333334).
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33121201 = 2857 ⋅11593.
It is a cyclic number.
It is a Duffinian number.
It is a congruent number.
Almost surely, 210212133 is an apocalyptic number.
It is an amenable number.
10212133 is an equidigital number, since it uses as much as digits as its factorization.
10212133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173146.
The square root of 10212133 is about 3195.6428148340. The cubic root of 10212133 is about 216.9562442304.
The spelling of 10212133 in words is "ten million, two hundred twelve thousand, one hundred thirty-three".