32221051166 has 16 divisors (see below), whose sum is σ = 48793382880. Its totient is φ = 15956701920.

The previous prime is 32221051151. The next prime is 32221051169. The reversal of 32221051166 is 66115012223.

It is a super-2 number, since 2×32221051166² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32221051169) 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, 581960 + ... + 634916.

It is an arithmetic number, because the mean of its divisors is an integer number (3049586430).

Almost surely, 2^32221051166 is an apocalyptic number.

32221051166 is a deficient number, since it is larger than the sum of its proper divisors (16572331714).

32221051166 is a wasteful number, since it uses less digits than its factorization.

32221051166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55859.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 32221051166 its reverse (66115012223), we get a palindrome (98336063389).

The spelling of 32221051166 in words is "thirty-two billion, two hundred twenty-one million, fifty-one thousand, one hundred sixty-six".