120101312 has 28 divisors (see below), whose sum is σ = 238704120. Its totient is φ = 59955456.

The previous prime is 120101291. The next prime is 120101321. The reversal of 120101312 is 213101021.

It is a junction number, because it is equal to n+sod(n) for n = 120101293 and 120101302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57014 + ... + 59082.

Almost surely, 2^120101312 is an apocalyptic number.

It is an amenable number.

120101312 is a deficient number, since it is larger than the sum of its proper divisors (118602808).

120101312 is an equidigital number, since it uses as much as digits as its factorization.

120101312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2988 (or 2978 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 120101312 is about 10959.0744134712. The cubic root of 120101312 is about 493.3811851968.

Adding to 120101312 its reverse (213101021), we get a palindrome (333202333).

The spelling of 120101312 in words is "one hundred twenty million, one hundred one thousand, three hundred twelve".