103105712 has 20 divisors (see below), whose sum is σ = 201344256. Its totient is φ = 51145920.

The previous prime is 103105687. The next prime is 103105727. The reversal of 103105712 is 217501301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23339 + ... + 27402.

Almost surely, 2^103105712 is an apocalyptic number.

It is an amenable number.

103105712 is a deficient number, since it is larger than the sum of its proper divisors (98238544).

103105712 is a wasteful number, since it uses less digits than its factorization.

103105712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50876 (or 50870 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 103105712 is about 10154.0982859139. The cubic root of 103105712 is about 468.9151256587.

The spelling of 103105712 in words is "one hundred three million, one hundred five thousand, seven hundred twelve".