122201121112102 has 32 divisors (see below), whose sum is σ = 187600869734400. Its totient is φ = 59680767208608.

The previous prime is 122201121112099. The next prime is 122201121112117. The reversal of 122201121112102 is 201211121102221.

It is a happy number.

It is a super-2 number, since 2×122201121112102² (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 122201121112102.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 973348849 + ... + 973474387.

It is an arithmetic number, because the mean of its divisors is an integer number (5862527179200).

Almost surely, 2^{122201121112102} is an apocalyptic number.

122201121112102 is a deficient number, since it is larger than the sum of its proper divisors (65399748622298).

122201121112102 is a wasteful number, since it uses less digits than its factorization.

122201121112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178300.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122201121112102 its reverse (201211121102221), we get a palindrome (323412242214323).

The spelling of 122201121112102 in words is "one hundred twenty-two trillion, two hundred one billion, one hundred twenty-one million, one hundred twelve thousand, one hundred two".