120221222200 has 96 divisors (see below), whose sum is σ = 300374190000. Its totient is φ = 44584151040.

The previous prime is 120221222179. The next prime is 120221222201. The reversal of 120221222200 is 2222122021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120221222201) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 36075 + ... + 491674.

Almost surely, 2^120221222200 is an apocalyptic number.

120221222200 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 120221222200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150187095000).

120221222200 is an abundant number, since it is smaller than the sum of its proper divisors (180152967800).

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

120221222200 is a wasteful number, since it uses less digits than its factorization.

120221222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527849 (or 527840 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 120221222200 its reverse (2222122021), we get a palindrome (122443344221).

The spelling of 120221222200 in words is "one hundred twenty billion, two hundred twenty-one million, two hundred twenty-two thousand, two hundred".