120000221222 has 16 divisors (see below), whose sum is σ = 206227678752. Its totient is φ = 51300412800.

The previous prime is 120000221221. The next prime is 120000221239. The reversal of 120000221222 is 222122000021.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 120000221197 and 120000221206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120000221221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10681973 + ... + 10693200.

It is an arithmetic number, because the mean of its divisors is an integer number (12889229922).

Almost surely, 2^120000221222 is an apocalyptic number.

120000221222 is a deficient number, since it is larger than the sum of its proper divisors (86227457530).

120000221222 is a wasteful number, since it uses less digits than its factorization.

120000221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21375583.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 120000221222 its reverse (222122000021), we get a palindrome (342122221243).

The spelling of 120000221222 in words is "one hundred twenty billion, two hundred twenty-one thousand, two hundred twenty-two".