101856712 has 8 divisors (see below), whose sum is σ = 190981350. Its totient is φ = 50928352.

The previous prime is 101856679. The next prime is 101856721. The reversal of 101856712 is 217658101.

It can be written as a sum of positive squares in only one way, i.e., 65060356 + 36796356 = 8066^2 + 6066^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 6366037 + ... + 6366052.

Almost surely, 2^101856712 is an apocalyptic number.

It is an amenable number.

101856712 is a deficient number, since it is larger than the sum of its proper divisors (89124638).

101856712 is a wasteful number, since it uses less digits than its factorization.

101856712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12732095 (or 12732091 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 31.

The square root of 101856712 is about 10092.4086322344. The cubic root of 101856712 is about 467.0139831690.

The spelling of 101856712 in words is "one hundred one million, eight hundred fifty-six thousand, seven hundred twelve".