101666843338 has 8 divisors (see below), whose sum is σ = 152645368320. Its totient is φ = 50785053900.

The previous prime is 101666843269. The next prime is 101666843357. The reversal of 101666843338 is 833348666101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×101666843338² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101666843291 and 101666843300.

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, 24181258 + ... + 24185461.

It is an arithmetic number, because the mean of its divisors is an integer number (19080671040).

Almost surely, 2^101666843338 is an apocalyptic number.

101666843338 is a deficient number, since it is larger than the sum of its proper divisors (50978524982).

101666843338 is a wasteful number, since it uses less digits than its factorization.

101666843338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48367772.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 101666843338 in words is "one hundred one billion, six hundred sixty-six million, eight hundred forty-three thousand, three hundred thirty-eight".