12001120020222 has 32 divisors (see below), whose sum is σ = 24278600102400. Its totient is φ = 3954557681088.

The previous prime is 12001120020203. The next prime is 12001120020229. The reversal of 12001120020222 is 22202002110021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001120020229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30347272 + ... + 30740187.

It is an arithmetic number, because the mean of its divisors is an integer number (758706253200).

Almost surely, 2^{12001120020222} is an apocalyptic number.

12001120020222 is an abundant number, since it is smaller than the sum of its proper divisors (12277480082178).

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

12001120020222 is a wasteful number, since it uses less digits than its factorization.

12001120020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61087840.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12001120020222 its reverse (22202002110021), we get a palindrome (34203122130243).

The spelling of 12001120020222 in words is "twelve trillion, one billion, one hundred twenty million, twenty thousand, two hundred twenty-two".