164101222 has 4 divisors (see below), whose sum is σ = 246151836. Its totient is φ = 82050610.

The previous prime is 164101219. The next prime is 164101277. The reversal of 164101222 is 222101461.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×164101222² = 53858422123786568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 164101222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41025304 + ... + 41025307.

It is an arithmetic number, because the mean of its divisors is an integer number (61537959).

Almost surely, 2^164101222 is an apocalyptic number.

164101222 is a deficient number, since it is larger than the sum of its proper divisors (82050614).

164101222 is an equidigital number, since it uses as much as digits as its factorization.

164101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82050613.

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

The square root of 164101222 is about 12810.1999203760. The cubic root of 164101222 is about 547.4829579844.

Adding to 164101222 its reverse (222101461), we get a palindrome (386202683).

The spelling of 164101222 in words is "one hundred sixty-four million, one hundred one thousand, two hundred twenty-two".