101866943284 has 12 divisors (see below), whose sum is σ = 182060069184. Its totient is φ = 49849780664.

The previous prime is 101866943263. The next prime is 101866943287. The reversal of 101866943284 is 482349668101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101866943287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270922534 + ... + 270922909.

It is an arithmetic number, because the mean of its divisors is an integer number (15171672432).

Almost surely, 2^101866943284 is an apocalyptic number.

It is an amenable number.

101866943284 is a deficient number, since it is larger than the sum of its proper divisors (80193125900).

101866943284 is a wasteful number, since it uses less digits than its factorization.

101866943284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541845494 (or 541845492 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 52.

The spelling of 101866943284 in words is "one hundred one billion, eight hundred sixty-six million, nine hundred forty-three thousand, two hundred eighty-four".