22440202022242 has 32 divisors (see below), whose sum is σ = 34024281984000. Its totient is φ = 11098979203200.

The previous prime is 22440202022221. The next prime is 22440202022297. The reversal of 22440202022242 is 24222020204422.

It is a self number, because there is not a number n which added to its sum of digits gives 22440202022242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2178020863 + ... + 2178031165.

It is an arithmetic number, because the mean of its divisors is an integer number (1063258812000).

Almost surely, 2^{22440202022242} is an apocalyptic number.

22440202022242 is a deficient number, since it is larger than the sum of its proper divisors (11584079961758).

22440202022242 is a wasteful number, since it uses less digits than its factorization.

22440202022242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19098.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 22440202022242 its reverse (24222020204422), we get a palindrome (46662222226664).

The spelling of 22440202022242 in words is "twenty-two trillion, four hundred forty billion, two hundred two million, twenty-two thousand, two hundred forty-two".