120212221112 has 32 divisors (see below), whose sum is σ = 227008984320. Its totient is φ = 59677939680.

The previous prime is 120212221069. The next prime is 120212221117. The reversal of 120212221112 is 211122212021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120212221117) by changing a digit.

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, 576287 + ... + 756657.

It is an arithmetic number, because the mean of its divisors is an integer number (7094030760).

Almost surely, 2^120212221112 is an apocalyptic number.

It is an amenable number.

120212221112 is a deficient number, since it is larger than the sum of its proper divisors (106796763208).

120212221112 is a wasteful number, since it uses less digits than its factorization.

120212221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180971 (or 180967 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120212221112 its reverse (211122212021), we get a palindrome (331334433133).

Subtracting 120212221112 from its reverse (211122212021), we obtain a palindrome (90909990909).

The spelling of 120212221112 in words is "one hundred twenty billion, two hundred twelve million, two hundred twenty-one thousand, one hundred twelve".