103163212 has 12 divisors (see below), whose sum is σ = 181107360. Its totient is φ = 51418256.

The previous prime is 103163209. The next prime is 103163219. The reversal of 103163212 is 212361301.

It is a self number, because there is not a number n which added to its sum of digits gives 103163212.

It is not an unprimeable number, because it can be changed into a prime (103163219) by changing a digit.

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, 39412 + ... + 41947.

It is an arithmetic number, because the mean of its divisors is an integer number (15092280).

Almost surely, 2^103163212 is an apocalyptic number.

It is an amenable number.

103163212 is a deficient number, since it is larger than the sum of its proper divisors (77944148).

103163212 is a wasteful number, since it uses less digits than its factorization.

103163212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81680 (or 81678 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 103163212 is about 10156.9292603621. The cubic root of 103163212 is about 469.0022776654.

The spelling of 103163212 in words is "one hundred three million, one hundred sixty-three thousand, two hundred twelve".