166110022243 has 16 divisors (see below), whose sum is σ = 192617033184. Its totient is φ = 141573160960.

The previous prime is 166110022241. The next prime is 166110022249. The reversal of 166110022243 is 342220011661.

It is not a de Polignac number, because 166110022243 - 2¹ = 166110022241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166110022241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1680130 + ... + 1776247.

It is an arithmetic number, because the mean of its divisors is an integer number (12038564574).

Almost surely, 2^166110022243 is an apocalyptic number.

166110022243 is a deficient number, since it is larger than the sum of its proper divisors (26507010941).

166110022243 is a wasteful number, since it uses less digits than its factorization.

166110022243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3456662.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 166110022243 in words is "one hundred sixty-six billion, one hundred ten million, twenty-two thousand, two hundred forty-three".