122102220211000 has 256 divisors, whose sum is σ = 288266643624960. Its totient is φ = 48407936601600.

The previous prime is 122102220210967. The next prime is 122102220211031. The reversal of 122102220211000 is 112022201221.

It is a happy number.

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 in 63 ways as a sum of consecutive naturals, for example, 69892512127 + ... + 69892513873.

It is an arithmetic number, because the mean of its divisors is an integer number (1126041576660).

Almost surely, 2^{122102220211000} is an apocalyptic number.

122102220211000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122102220211000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144133321812480).

122102220211000 is an abundant number, since it is smaller than the sum of its proper divisors (166164423413960).

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

122102220211000 is a wasteful number, since it uses less digits than its factorization.

122102220211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3231 (or 3217 counting only the distinct ones).

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

Adding to 122102220211000 its reverse (112022201221), we get a palindrome (122214242412221).

The spelling of 122102220211000 in words is "one hundred twenty-two trillion, one hundred two billion, two hundred twenty million, two hundred eleven thousand".