240542212422 has 8 divisors (see below), whose sum is σ = 481084424856. Its totient is φ = 80180737472.

The previous prime is 240542212387. The next prime is 240542212433. The reversal of 240542212422 is 224212245042.

It is a sphenic number, since it is the product of 3 distinct primes.

240542212422 is an admirable number.

It is a super-2 number, since 2×240542212422² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 240542212422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20045184363 + ... + 20045184374.

It is an arithmetic number, because the mean of its divisors is an integer number (60135553107).

Almost surely, 2^240542212422 is an apocalyptic number.

240542212422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

240542212422 is a wasteful number, since it uses less digits than its factorization.

240542212422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40090368742.

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 240542212422 its reverse (224212245042), we get a palindrome (464754457464).

The spelling of 240542212422 in words is "two hundred forty billion, five hundred forty-two million, two hundred twelve thousand, four hundred twenty-two".