214120317 has 16 divisors (see below), whose sum is σ = 307519488. Its totient is φ = 132134640.

The previous prime is 214120307. The next prime is 214120331. The reversal of 214120317 is 713021412.

It is not a de Polignac number, because 214120317 - 2⁷ = 214120189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 214120293 and 214120302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214120307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47913 + ... + 52190.

It is an arithmetic number, because the mean of its divisors is an integer number (19219968).

Almost surely, 2^214120317 is an apocalyptic number.

It is an amenable number.

214120317 is a deficient number, since it is larger than the sum of its proper divisors (93399171).

214120317 is a wasteful number, since it uses less digits than its factorization.

214120317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100160.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 214120317 is about 14632.8506108687. The cubic root of 214120317 is about 598.2544796332.

Adding to 214120317 its reverse (713021412), we get a palindrome (927141729).

The spelling of 214120317 in words is "two hundred fourteen million, one hundred twenty thousand, three hundred seventeen".