122102220201100 has 18 divisors (see below), whose sum is σ = 264961817836604. Its totient is φ = 48840888080400.

The previous prime is 122102220201067. The next prime is 122102220201119. The reversal of 122102220201100 is 1102022201221.

It is a happy 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 in 5 ways as a sum of consecutive naturals, for example, 610511100906 + ... + 610511101105.

Almost surely, 2^{122102220201100} is an apocalyptic number.

122102220201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122102220201100 is an abundant number, since it is smaller than the sum of its proper divisors (142859597635504).

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

122102220201100 is a wasteful number, since it uses less digits than its factorization.

122102220201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221022202025 (or 1221022202018 counting only the distinct ones).

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

Adding to 122102220201100 its reverse (1102022201221), we get a palindrome (123204242402321).

The spelling of 122102220201100 in words is "one hundred twenty-two trillion, one hundred two billion, two hundred twenty million, two hundred one thousand, one hundred".