120220001220222 has 32 divisors (see below), whose sum is σ = 267157699718400. Its totient is φ = 40073012522424.

The previous prime is 120220001220181. The next prime is 120220001220227. The reversal of 120220001220222 is 222022100022021.

120220001220222 is a `hidden beast` number, since 1 + 2 + 0 + 220 + 0 + 0 + 1 + 220 + 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 = 120220001220195 and 120220001220204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120220001220227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2075388 + ... + 15644399.

It is an arithmetic number, because the mean of its divisors is an integer number (8348678116200).

Almost surely, 2^{120220001220222} is an apocalyptic number.

120220001220222 is an abundant number, since it is smaller than the sum of its proper divisors (146937698498178).

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

120220001220222 is a wasteful number, since it uses less digits than its factorization.

120220001220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17845437 (or 17845431 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 120220001220222 its reverse (222022100022021), we get a palindrome (342242101242243).

The spelling of 120220001220222 in words is "one hundred twenty trillion, two hundred twenty billion, one million, two hundred twenty thousand, two hundred twenty-two".