102434212 has 12 divisors (see below), whose sum is σ = 179501980. Its totient is φ = 51147936.

The previous prime is 102434209. The next prime is 102434251. The reversal of 102434212 is 212434201.

It can be written as a sum of positive squares in 2 ways, for example, as 68956416 + 33477796 = 8304^2 + 5786^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102434212.

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 3 ways as a sum of consecutive naturals, for example, 13887 + ... + 19942.

Almost surely, 2^102434212 is an apocalyptic number.

It is an amenable number.

102434212 is a deficient number, since it is larger than the sum of its proper divisors (77067768).

102434212 is a wasteful number, since it uses less digits than its factorization.

102434212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34590 (or 34588 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 102434212 is about 10120.9788064199. The cubic root of 102434212 is about 467.8949346537.

Adding to 102434212 its reverse (212434201), we get a palindrome (314868413).

The spelling of 102434212 in words is "one hundred two million, four hundred thirty-four thousand, two hundred twelve".