340222225321242 has 80 divisors (see below), whose sum is σ = 831747383321184. Its totient is φ = 103086108324000.

The previous prime is 340222225321229. The next prime is 340222225321361. The reversal of 340222225321242 is 242123522222043.

340222225321242 is a `hidden beast` number, since 3 + 40 + 2 + 22 + 22 + 532 + 1 + 2 + 42 = 666.

It is a super-2 number, since 2×340222225321242² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340222225321197 and 340222225321206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5256117 + ... + 26609607.

Almost surely, 2^{340222225321242} is an apocalyptic number.

340222225321242 is an abundant number, since it is smaller than the sum of its proper divisors (491525157999942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340222225321242 is a wasteful number, since it uses less digits than its factorization.

340222225321242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21362457 (or 21362448 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 340222225321242 its reverse (242123522222043), we get a palindrome (582345747543285).

The spelling of 340222225321242 in words is "three hundred forty trillion, two hundred twenty-two billion, two hundred twenty-five million, three hundred twenty-one thousand, two hundred forty-two".