22105010442 has 8 divisors (see below), whose sum is σ = 44210020896. Its totient is φ = 7368336812.

The previous prime is 22105010399. The next prime is 22105010467. The reversal of 22105010442 is 24401050122.

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

22105010442 is an admirable 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, 1842084198 + ... + 1842084209.

It is an arithmetic number, because the mean of its divisors is an integer number (5526252612).

Almost surely, 2^22105010442 is an apocalyptic number.

22105010442 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.

22105010442 is a wasteful number, since it uses less digits than its factorization.

22105010442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3684168412.

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 22105010442 its reverse (24401050122), we get a palindrome (46506060564).

The spelling of 22105010442 in words is "twenty-two billion, one hundred five million, ten thousand, four hundred forty-two".