120212122112 has 20 divisors (see below), whose sum is σ = 240189455946. Its totient is φ = 60106060800.

The previous prime is 120212122109. The next prime is 120212122123. The reversal of 120212122112 is 211221212021.

It can be written as a sum of positive squares in only one way, i.e., 118104944896 + 2107177216 = 343664^2 + 45904^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117394139 + ... + 117395162.

Almost surely, 2^120212122112 is an apocalyptic number.

It is an amenable number.

120212122112 is a deficient number, since it is larger than the sum of its proper divisors (119977333834).

120212122112 is an frugal number, since it uses more digits than its factorization.

120212122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234789319 (or 234789303 counting only the distinct ones).

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

Adding to 120212122112 its reverse (211221212021), we get a palindrome (331433334133).

The spelling of 120212122112 in words is "one hundred twenty billion, two hundred twelve million, one hundred twenty-two thousand, one hundred twelve".