122201112022200 has 144 divisors (see below), whose sum is σ = 413524832549400. Its totient is φ = 32338207699200.

The previous prime is 122201112022193. The next prime is 122201112022237. The reversal of 122201112022200 is 2220211102221.

It is a happy number.

122201112022200 is a `hidden beast` number, since 12 + 220 + 1 + 11 + 202 + 220 + 0 = 666.

It is a super-2 number, since 2×122201112022200² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 258884455 + ... + 259356054.

Almost surely, 2^{122201112022200} is an apocalyptic number.

122201112022200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122201112022200 is an abundant number, since it is smaller than the sum of its proper divisors (291323720527200).

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

122201112022200 is a wasteful number, since it uses less digits than its factorization.

122201112022200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518240662 (or 518240650 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122201112022200 its reverse (2220211102221), we get a palindrome (124421323124421).

The spelling of 122201112022200 in words is "one hundred twenty-two trillion, two hundred one billion, one hundred twelve million, twenty-two thousand, two hundred".