22242240440042 has 8 divisors (see below), whose sum is σ = 38129555040096. Its totient is φ = 9532388760012.

The previous prime is 22242240440027. The next prime is 22242240440047. The reversal of 22242240440042 is 24004404224222.

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

It is a junction number, because it is equal to n+sod(n) for n = 22242240439990 and 22242240440008.

It is not an unprimeable number, because it can be changed into a prime (22242240440047) 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, 794365729988 + ... + 794365730015.

It is an arithmetic number, because the mean of its divisors is an integer number (4766194380012).

Almost surely, 2^{22242240440042} is an apocalyptic number.

22242240440042 is a deficient number, since it is larger than the sum of its proper divisors (15887314600054).

22242240440042 is a wasteful number, since it uses less digits than its factorization.

22242240440042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588731460012.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 22242240440042 its reverse (24004404224222), we get a palindrome (46246644664264).

The spelling of 22242240440042 in words is "twenty-two trillion, two hundred forty-two billion, two hundred forty million, four hundred forty thousand, forty-two".