120221120121112 has 32 divisors (see below), whose sum is σ = 225617952384000. Its totient is φ = 60056337194784.

The previous prime is 120221120121101. The next prime is 120221120121119. The reversal of 120221120121112 is 211121021122021.

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 120221120121112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120221120121119) 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, 230469373 + ... + 230990419.

It is an arithmetic number, because the mean of its divisors is an integer number (7050561012000).

Almost surely, 2^{120221120121112} is an apocalyptic number.

It is an amenable number.

120221120121112 is a deficient number, since it is larger than the sum of its proper divisors (105396832262888).

120221120121112 is a wasteful number, since it uses less digits than its factorization.

120221120121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547015 (or 547011 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 120221120121112 its reverse (211121021122021), we get a palindrome (331342141243133).

The spelling of 120221120121112 in words is "one hundred twenty trillion, two hundred twenty-one billion, one hundred twenty million, one hundred twenty-one thousand, one hundred twelve".