22112220310234 has 4 divisors (see below), whose sum is σ = 33168330465354. Its totient is φ = 11056110155116.

The previous prime is 22112220310171. The next prime is 22112220310237. The reversal of 22112220310234 is 43201302221122.

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., 21234631691025 + 877588619209 = 4608105^2 + 936797^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22112220310199 and 22112220310208.

It is not an unprimeable number, because it can be changed into a prime (22112220310237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528055077557 + ... + 5528055077560.

Almost surely, 2^{22112220310234} is an apocalyptic number.

22112220310234 is a deficient number, since it is larger than the sum of its proper divisors (11056110155120).

22112220310234 is a wasteful number, since it uses less digits than its factorization.

22112220310234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11056110155119.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 22112220310234 its reverse (43201302221122), we get a palindrome (65313522531356).

The spelling of 22112220310234 in words is "twenty-two trillion, one hundred twelve billion, two hundred twenty million, three hundred ten thousand, two hundred thirty-four".