22441572242 has 4 divisors (see below), whose sum is σ = 33662358366. Its totient is φ = 11220786120.

The previous prime is 22441572221. The next prime is 22441572253. The reversal of 22441572242 is 24227514422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17622297001 + 4819275241 = 132749^2 + 69421^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610393059 + ... + 5610393062.

Almost surely, 2^22441572242 is an apocalyptic number.

22441572242 is a deficient number, since it is larger than the sum of its proper divisors (11220786124).

22441572242 is a wasteful number, since it uses less digits than its factorization.

22441572242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11220786123.

The product of its digits is 71680, while the sum is 35.

The spelling of 22441572242 in words is "twenty-two billion, four hundred forty-one million, five hundred seventy-two thousand, two hundred forty-two".