214440101 has 4 divisors (see below), whose sum is σ = 215058432. Its totient is φ = 213821772.

The previous prime is 214440089. The next prime is 214440151. The reversal of 214440101 is 101044412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 214440101 - 2¹⁴ = 214423717 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 214440101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214440151) by changing a digit.

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, 308645 + ... + 309338.

It is an arithmetic number, because the mean of its divisors is an integer number (53764608).

Almost surely, 2^214440101 is an apocalyptic number.

It is an amenable number.

214440101 is a deficient number, since it is larger than the sum of its proper divisors (618331).

214440101 is an equidigital number, since it uses as much as digits as its factorization.

214440101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618330.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 214440101 is about 14643.7734549535. The cubic root of 214440101 is about 598.5521581409.

Adding to 214440101 its reverse (101044412), we get a palindrome (315484513).

The spelling of 214440101 in words is "two hundred fourteen million, four hundred forty thousand, one hundred one".