120220101218 has 32 divisors (see below), whose sum is σ = 210561790464. Its totient is φ = 50406242112.

The previous prime is 120220101217. The next prime is 120220101259. The reversal of 120220101218 is 812101022021.

It is a self number, because there is not a number n which added to its sum of digits gives 120220101218.

It is not an unprimeable number, because it can be changed into a prime (120220101217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1646780 + ... + 1718232.

It is an arithmetic number, because the mean of its divisors is an integer number (6580055952).

Almost surely, 2^120220101218 is an apocalyptic number.

120220101218 is a deficient number, since it is larger than the sum of its proper divisors (90341689246).

120220101218 is a wasteful number, since it uses less digits than its factorization.

120220101218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74066.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 120220101218 its reverse (812101022021), we get a palindrome (932321123239).

The spelling of 120220101218 in words is "one hundred twenty billion, two hundred twenty million, one hundred one thousand, two hundred eighteen".