162211222 has 16 divisors (see below), whose sum is σ = 251784720. Its totient is φ = 78325632.

The previous prime is 162211199. The next prime is 162211223. The reversal of 162211222 is 222112261.

162211222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 162211222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162211223) 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, 2943 + ... + 18250.

It is an arithmetic number, because the mean of its divisors is an integer number (15736545).

Almost surely, 2^162211222 is an apocalyptic number.

162211222 is a deficient number, since it is larger than the sum of its proper divisors (89573498).

162211222 is a wasteful number, since it uses less digits than its factorization.

162211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21327.

The product of its digits is 192, while the sum is 19.

The square root of 162211222 is about 12736.2169422478. The cubic root of 162211222 is about 545.3729983158.

Adding to 162211222 its reverse (222112261), we get a palindrome (384323483).

The spelling of 162211222 in words is "one hundred sixty-two million, two hundred eleven thousand, two hundred twenty-two".