122201200 has 60 divisors (see below), whose sum is σ = 320289768. Its totient is φ = 44435200.

The previous prime is 122201173. The next prime is 122201203. The reversal of 122201200 is 2102221.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122201203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9487 + ... + 18286.

Almost surely, 2^122201200 is an apocalyptic number.

122201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122201200 is an abundant number, since it is smaller than the sum of its proper divisors (198088568).

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

122201200 is a wasteful number, since it uses less digits than its factorization.

122201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27802 (or 27791 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 122201200 is about 11054.4651611917. The cubic root of 122201200 is about 496.2400632915.

Adding to 122201200 its reverse (2102221), we get a palindrome (124303421).

The spelling of 122201200 in words is "one hundred twenty-two million, two hundred one thousand, two hundred".