120222121312 has 12 divisors (see below), whose sum is σ = 236687301396. Its totient is φ = 60111060640.

The previous prime is 120222121249. The next prime is 120222121403. The reversal of 120222121312 is 213121222021.

It is a self number, because there is not a number n which added to its sum of digits gives 120222121312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1878470614 + ... + 1878470677.

It is an arithmetic number, because the mean of its divisors is an integer number (19723941783).

Almost surely, 2^120222121312 is an apocalyptic number.

It is an amenable number.

120222121312 is a deficient number, since it is larger than the sum of its proper divisors (116465180084).

120222121312 is an equidigital number, since it uses as much as digits as its factorization.

120222121312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3756941301 (or 3756941293 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 120222121312 its reverse (213121222021), we get a palindrome (333343343333).

The spelling of 120222121312 in words is "one hundred twenty billion, two hundred twenty-two million, one hundred twenty-one thousand, three hundred twelve".