22052223554 has 8 divisors (see below), whose sum is σ = 33972344508. Its totient is φ = 10728108720.

The previous prime is 22052223527. The next prime is 22052223569. The reversal of 22052223554 is 45532225022.

It can be written as a sum of positive squares in 2 ways, for example, as 20205201025 + 1847022529 = 142145^2 + 42977^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 22052223554.

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, 149001437 + ... + 149001584.

Almost surely, 2^22052223554 is an apocalyptic number.

22052223554 is a deficient number, since it is larger than the sum of its proper divisors (11920120954).

22052223554 is a wasteful number, since it uses less digits than its factorization.

22052223554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298003060.

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 22052223554 its reverse (45532225022), we get a palindrome (67584448576).

The spelling of 22052223554 in words is "twenty-two billion, fifty-two million, two hundred twenty-three thousand, five hundred fifty-four".