166122231342202 has 16 divisors (see below), whose sum is σ = 263846396943360. Its totient is φ = 78173625175488.

The previous prime is 166122231342127. The next prime is 166122231342209. The reversal of 166122231342202 is 202243132221661.

It is a happy number.

It is a super-2 number, since 2×166122231342202² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (166122231342209) 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 7 ways as a sum of consecutive naturals, for example, 46454202 + ... + 49902277.

It is an arithmetic number, because the mean of its divisors is an integer number (16490399808960).

Almost surely, 2^{166122231342202} is an apocalyptic number.

166122231342202 is a deficient number, since it is larger than the sum of its proper divisors (97724165601158).

166122231342202 is a wasteful number, since it uses less digits than its factorization.

166122231342202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96407205.

The product of its (nonzero) digits is 82944, while the sum is 37.

Adding to 166122231342202 its reverse (202243132221661), we get a palindrome (368365363563863).

The spelling of 166122231342202 in words is "one hundred sixty-six trillion, one hundred twenty-two billion, two hundred thirty-one million, three hundred forty-two thousand, two hundred two".