242214213331 has 4 divisors (see below), whose sum is σ = 242315858272. Its totient is φ = 242112568392.

The previous prime is 242214213323. The next prime is 242214213361. The reversal of 242214213331 is 133312412242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133312412242 = 2 ⋅66656206121.

It is a cyclic number.

It is not a de Polignac number, because 242214213331 - 2³ = 242214213323 is a prime.

It is a super-2 number, since 2×242214213331² (a number of 24 digits) contains 22 as substring.

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 242214213331.

It is not an unprimeable number, because it can be changed into a prime (242214213361) 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, 50818896 + ... + 50823661.

It is an arithmetic number, because the mean of its divisors is an integer number (60578964568).

Almost surely, 2^242214213331 is an apocalyptic number.

242214213331 is a deficient number, since it is larger than the sum of its proper divisors (101644941).

242214213331 is a wasteful number, since it uses less digits than its factorization.

242214213331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101644940.

The product of its digits is 6912, while the sum is 28.

Adding to 242214213331 its reverse (133312412242), we get a palindrome (375526625573).

The spelling of 242214213331 in words is "two hundred forty-two billion, two hundred fourteen million, two hundred thirteen thousand, three hundred thirty-one".