163522145511222 has 16 divisors (see below), whose sum is σ = 327045068547120. Its totient is φ = 54507252249632.

The previous prime is 163522145511217. The next prime is 163522145511233. The reversal of 163522145511222 is 222115541225361.

It is a super-2 number, since 2×163522145511222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29644833 + ... + 34725500.

It is an arithmetic number, because the mean of its divisors is an integer number (20440316784195).

Almost surely, 2^{163522145511222} is an apocalyptic number.

163522145511222 is an abundant number, since it is smaller than the sum of its proper divisors (163522923035898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163522145511222 is a wasteful number, since it uses less digits than its factorization.

163522145511222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64793727.

The product of its digits is 288000, while the sum is 42.

Adding to 163522145511222 its reverse (222115541225361), we get a palindrome (385637686736583).

The spelling of 163522145511222 in words is "one hundred sixty-three trillion, five hundred twenty-two billion, one hundred forty-five million, five hundred eleven thousand, two hundred twenty-two".