22306194226 has 4 divisors (see below), whose sum is σ = 33459291342. Its totient is φ = 11153097112.

The previous prime is 22306194223. The next prime is 22306194227. The reversal of 22306194226 is 62249160322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62249160322 = 2 ⋅31124580161.

It can be written as a sum of positive squares in only one way, i.e., 22290788601 + 15405625 = 149301^2 + 3925^2 .

It is not an unprimeable number, because it can be changed into a prime (22306194223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5576548555 + ... + 5576548558.

Almost surely, 2^22306194226 is an apocalyptic number.

22306194226 is a deficient number, since it is larger than the sum of its proper divisors (11153097116).

22306194226 is a wasteful number, since it uses less digits than its factorization.

22306194226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11153097115.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 22306194226 in words is "twenty-two billion, three hundred six million, one hundred ninety-four thousand, two hundred twenty-six".