22105203054 has 64 divisors (see below), whose sum is σ = 52312200192. Its totient is φ = 6150732800.

The previous prime is 22105203031. The next prime is 22105203091. The reversal of 22105203054 is 45030250122.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194262 + ... + 286265.

It is an arithmetic number, because the mean of its divisors is an integer number (817378128).

Almost surely, 2^22105203054 is an apocalyptic number.

22105203054 is an abundant number, since it is smaller than the sum of its proper divisors (30206997138).

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

22105203054 is a wasteful number, since it uses less digits than its factorization.

22105203054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480601.

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 22105203054 its reverse (45030250122), we get a palindrome (67135453176).

The spelling of 22105203054 in words is "twenty-two billion, one hundred five million, two hundred three thousand, fifty-four".