10112212 has 36 divisors (see below), whose sum is σ = 20612340. Its totient is φ = 4322560.

The previous prime is 10112209. The next prime is 10112239. The reversal of 10112212 is 21221101.

It can be written as a sum of positive squares in 2 ways, for example, as 9217296 + 894916 = 3036^2 + 946^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7614 + ... + 8842.

It is an arithmetic number, because the mean of its divisors is an integer number (572565).

Almost surely, 2^10112212 is an apocalyptic number.

It is an amenable number.

10112212 is an abundant number, since it is smaller than the sum of its proper divisors (10500128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10112212 is a wasteful number, since it uses less digits than its factorization.

10112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272 (or 1259 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 10112212 is about 3179.9704401142. The cubic root of 10112212 is about 216.2463182239.

Adding to 10112212 its reverse (21221101), we get a palindrome (31333313).

Subtracting 10112212 from its reverse (21221101), we obtain a square (11108889 = 3333²).

It can be divided in two parts, 1011 and 2212, that added together give a palindrome (3223).

The spelling of 10112212 in words is "ten million, one hundred twelve thousand, two hundred twelve".