101666843350 has 48 divisors (see below), whose sum is σ = 200531593728. Its totient is φ = 38215754240.

The previous prime is 101666843269. The next prime is 101666843357. The reversal of 101666843350 is 53348666101.

It is a super-2 number, since 2×101666843350² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101666843297 and 101666843306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101666843357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 463467 + ... + 646633.

It is an arithmetic number, because the mean of its divisors is an integer number (4177741536).

Almost surely, 2^101666843350 is an apocalyptic number.

101666843350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101666843350 is a deficient number, since it is larger than the sum of its proper divisors (98864750378).

101666843350 is a wasteful number, since it uses less digits than its factorization.

101666843350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183849 (or 183844 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 101666843350 in words is "one hundred one billion, six hundred sixty-six million, eight hundred forty-three thousand, three hundred fifty".