122201211220122 has 32 divisors (see below), whose sum is σ = 244581025214592. Its totient is φ = 40703980814784.

The previous prime is 122201211220061. The next prime is 122201211220133. The reversal of 122201211220122 is 221022112102221.

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 in 15 ways as a sum of consecutive naturals, for example, 43701168 + ... + 46413300.

It is an arithmetic number, because the mean of its divisors is an integer number (7643157037956).

Almost surely, 2^{122201211220122} is an apocalyptic number.

122201211220122 is an abundant number, since it is smaller than the sum of its proper divisors (122379813994470).

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

122201211220122 is a wasteful number, since it uses less digits than its factorization.

122201211220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717622.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 122201211220122 its reverse (221022112102221), we get a palindrome (343223323322343).

The spelling of 122201211220122 in words is "one hundred twenty-two trillion, two hundred one billion, two hundred eleven million, two hundred twenty thousand, one hundred twenty-two".