201122166676 has 24 divisors (see below), whose sum is σ = 352722538784. Its totient is φ = 100344394080.

The previous prime is 201122166673. The next prime is 201122166677. The reversal of 201122166676 is 676661221102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201122166673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11126686 + ... + 11144746.

Almost surely, 2^201122166676 is an apocalyptic number.

It is an amenable number.

201122166676 is a deficient number, since it is larger than the sum of its proper divisors (151600372108).

201122166676 is a wasteful number, since it uses less digits than its factorization.

201122166676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23911 (or 23909 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

Adding to 201122166676 its reverse (676661221102), we get a palindrome (877783387778).

The spelling of 201122166676 in words is "two hundred one billion, one hundred twenty-two million, one hundred sixty-six thousand, six hundred seventy-six".