101861116 has 12 divisors (see below), whose sum is σ = 203722288. Its totient is φ = 43654752.

The previous prime is 101861101. The next prime is 101861117. The reversal of 101861116 is 611168101.

101861116 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101861117) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1818921 + ... + 1818976.

Almost surely, 2^101861116 is an apocalyptic number.

It is an amenable number.

101861116 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101861116 is a wasteful number, since it uses less digits than its factorization.

101861116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3637908 (or 3637906 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 25.

The square root of 101861116 is about 10092.6268136695. The cubic root of 101861116 is about 467.0207138659.

The spelling of 101861116 in words is "one hundred one million, eight hundred sixty-one thousand, one hundred sixteen".