22220350522 has 8 divisors (see below), whose sum is σ = 33333687072. Its totient is φ = 11109121500.

The previous prime is 22220350519. The next prime is 22220350553. The reversal of 22220350522 is 22505302222.

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

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, 500254 + ... + 542857.

It is an arithmetic number, because the mean of its divisors is an integer number (4166710884).

Almost surely, 2^22220350522 is an apocalyptic number.

22220350522 is a deficient number, since it is larger than the sum of its proper divisors (11113336550).

22220350522 is a wasteful number, since it uses less digits than its factorization.

22220350522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053764.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 22220350522 its reverse (22505302222), we get a palindrome (44725652744).

The spelling of 22220350522 in words is "twenty-two billion, two hundred twenty million, three hundred fifty thousand, five hundred twenty-two".