102522212 has 24 divisors (see below), whose sum is σ = 196388472. Its totient is φ = 46540800.

The previous prime is 102522197. The next prime is 102522253. The reversal of 102522212 is 212225201.

It can be written as a sum of positive squares in 4 ways, for example, as 3041536 + 99480676 = 1744^2 + 9974^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12989 + ... + 19332.

It is an arithmetic number, because the mean of its divisors is an integer number (8182853).

Almost surely, 2^102522212 is an apocalyptic number.

It is an amenable number.

102522212 is a deficient number, since it is larger than the sum of its proper divisors (93866260).

102522212 is a wasteful number, since it uses less digits than its factorization.

102522212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32399 (or 32397 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 102522212 is about 10125.3252787256. The cubic root of 102522212 is about 468.0288839406.

Adding to 102522212 its reverse (212225201), we get a palindrome (314747413).

The spelling of 102522212 in words is "one hundred two million, five hundred twenty-two thousand, two hundred twelve".