120200111121222 has 96 divisors (see below), whose sum is σ = 286958148871680. Its totient is φ = 36060366888000.

The previous prime is 120200111121187. The next prime is 120200111121239. The reversal of 120200111121222 is 222121111002021.

120200111121222 is a `hidden beast` number, since 12 + 0 + 200 + 111 + 121 + 222 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 120200111121195 and 120200111121204.

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 47 ways as a sum of consecutive naturals, for example, 5416179 + ... + 16423617.

It is an arithmetic number, because the mean of its divisors is an integer number (2989147384080).

Almost surely, 2^{120200111121222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120200111121222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143479074435840).

120200111121222 is an abundant number, since it is smaller than the sum of its proper divisors (166758037750458).

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

120200111121222 is a wasteful number, since it uses less digits than its factorization.

120200111121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11008010 (or 11008007 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 120200111121222 its reverse (222121111002021), we get a palindrome (342321222123243).

The spelling of 120200111121222 in words is "one hundred twenty trillion, two hundred billion, one hundred eleven million, one hundred twenty-one thousand, two hundred twenty-two".