22260042442 has 32 divisors (see below), whose sum is σ = 36757022400. Its totient is φ = 10026443520.

The previous prime is 22260042421. The next prime is 22260042443. The reversal of 22260042442 is 24424006222.

It is a self number, because there is not a number n which added to its sum of digits gives 22260042442.

It is not an unprimeable number, because it can be changed into a prime (22260042443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1411533 + ... + 1427215.

It is an arithmetic number, because the mean of its divisors is an integer number (1148656950).

Almost surely, 2^22260042442 is an apocalyptic number.

22260042442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22260042442 is a deficient number, since it is larger than the sum of its proper divisors (14496979958).

22260042442 is a wasteful number, since it uses less digits than its factorization.

22260042442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16278.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 22260042442 its reverse (24424006222), we get a palindrome (46684048664).

The spelling of 22260042442 in words is "twenty-two billion, two hundred sixty million, forty-two thousand, four hundred forty-two".