122201101110020 has 96 divisors (see below), whose sum is σ = 265226788544256. Its totient is φ = 47262826598400.

The previous prime is 122201101109987. The next prime is 122201101110097. The reversal of 122201101110020 is 20011101102221.

It is a super-2 number, since 2×122201101110020² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122201101109977 and 122201101110004.

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 31 ways as a sum of consecutive naturals, for example, 1576200497 + ... + 1576278023.

It is an arithmetic number, because the mean of its divisors is an integer number (2762779047336).

Almost surely, 2^{122201101110020} is an apocalyptic number.

122201101110020 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 122201101110020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132613394272128).

122201101110020 is an abundant number, since it is smaller than the sum of its proper divisors (143025687434236).

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

122201101110020 is a wasteful number, since it uses less digits than its factorization.

122201101110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94701 (or 94699 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 122201101110020 its reverse (20011101102221), we get a palindrome (142212202212241).

The spelling of 122201101110020 in words is "one hundred twenty-two trillion, two hundred one billion, one hundred one million, one hundred ten thousand, twenty".