214442440241 has 4 divisors (see below), whose sum is σ = 214598626932. Its totient is φ = 214286253552.

The previous prime is 214442440193. The next prime is 214442440243. The reversal of 214442440241 is 142044244412.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 202503600016 + 11938840225 = 450004^2 + 109265^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214442440241 is a prime.

It is a super-2 number, since 2×214442440241² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 214442440198 and 214442440207.

It is not an unprimeable number, because it can be changed into a prime (214442440243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78091286 + ... + 78094031.

It is an arithmetic number, because the mean of its divisors is an integer number (53649656733).

Almost surely, 2^214442440241 is an apocalyptic number.

It is an amenable number.

214442440241 is a deficient number, since it is larger than the sum of its proper divisors (156186691).

214442440241 is a wasteful number, since it uses less digits than its factorization.

214442440241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156186690.

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 214442440241 its reverse (142044244412), we get a palindrome (356486684653).

The spelling of 214442440241 in words is "two hundred fourteen billion, four hundred forty-two million, four hundred forty thousand, two hundred forty-one".