120021220001222 has 16 divisors (see below), whose sum is σ = 181271128562640. Its totient is φ = 59598917975328.

The previous prime is 120021220001201. The next prime is 120021220001237. The reversal of 120021220001222 is 222100022120021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 120021220001222.

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 7 ways as a sum of consecutive naturals, for example, 351702908 + ... + 352043999.

It is an arithmetic number, because the mean of its divisors is an integer number (11329445535165).

Almost surely, 2^{120021220001222} is an apocalyptic number.

120021220001222 is a deficient number, since it is larger than the sum of its proper divisors (61249908561418).

120021220001222 is a wasteful number, since it uses less digits than its factorization.

120021220001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703747495.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 120021220001222 its reverse (222100022120021), we get a palindrome (342121242121243).

The spelling of 120021220001222 in words is "one hundred twenty trillion, twenty-one billion, two hundred twenty million, one thousand, two hundred twenty-two".