122201101102222 has 4 divisors (see below), whose sum is σ = 183301651653336. Its totient is φ = 61100550551110.

The previous prime is 122201101102217. The next prime is 122201101102231. The reversal of 122201101102222 is 222201101102221.

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

It is a super-2 number, since 2×122201101102222² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122201101102222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30550275275554 + ... + 30550275275557.

It is an arithmetic number, because the mean of its divisors is an integer number (45825412913334).

Almost surely, 2^{122201101102222} is an apocalyptic number.

122201101102222 is a deficient number, since it is larger than the sum of its proper divisors (61100550551114).

122201101102222 is an equidigital number, since it uses as much as digits as its factorization.

122201101102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61100550551113.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 122201101102222 its reverse (222201101102221), we get a palindrome (344402202204443).

Subtracting 122201101102222 from its reverse (222201101102221), we obtain a palindrome (99999999999999).

The spelling of 122201101102222 in words is "one hundred twenty-two trillion, two hundred one billion, one hundred one million, one hundred two thousand, two hundred twenty-two".