120101427 has 16 divisors (see below), whose sum is σ = 178112160. Its totient is φ = 79984800.

The previous prime is 120101417. The next prime is 120101431. The reversal of 120101427 is 724101021.

It is not a de Polignac number, because 120101427 - 2¹² = 120097331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120101407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35677 + ... + 38897.

It is an arithmetic number, because the mean of its divisors is an integer number (11132010).

Almost surely, 2^120101427 is an apocalyptic number.

120101427 is a deficient number, since it is larger than the sum of its proper divisors (58010733).

120101427 is a wasteful number, since it uses less digits than its factorization.

120101427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4611 (or 4605 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 120101427 is about 10959.0796602634. The cubic root of 120101427 is about 493.3813426717.

Adding to 120101427 its reverse (724101021), we get a palindrome (844202448).

The spelling of 120101427 in words is "one hundred twenty million, one hundred one thousand, four hundred twenty-seven".