122201102122 has 16 divisors (see below), whose sum is σ = 201289719744. Its totient is φ = 55178100000.

The previous prime is 122201102087. The next prime is 122201102129. The reversal of 122201102122 is 221201102221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122201102096 and 122201102105.

It is not an unprimeable number, because it can be changed into a prime (122201102129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18389379 + ... + 18396022.

It is an arithmetic number, because the mean of its divisors is an integer number (12580607484).

Almost surely, 2^122201102122 is an apocalyptic number.

122201102122 is a deficient number, since it is larger than the sum of its proper divisors (79088617622).

122201102122 is a wasteful number, since it uses less digits than its factorization.

122201102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36785565.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122201102122 its reverse (221201102221), we get a palindrome (343402204343).

Subtracting 122201102122 from its reverse (221201102221), we obtain a palindrome (99000000099).

The spelling of 122201102122 in words is "one hundred twenty-two billion, two hundred one million, one hundred two thousand, one hundred twenty-two".