22230023234 has 4 divisors (see below), whose sum is σ = 33345034854. Its totient is φ = 11115011616.

The previous prime is 22230023219. The next prime is 22230023279. The reversal of 22230023234 is 43232003222.

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., 21096691009 + 1133332225 = 145247^2 + 33665^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5557505807 + ... + 5557505810.

Almost surely, 2^22230023234 is an apocalyptic number.

22230023234 is a deficient number, since it is larger than the sum of its proper divisors (11115011620).

22230023234 is a wasteful number, since it uses less digits than its factorization.

22230023234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11115011619.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 22230023234 its reverse (43232003222), we get a palindrome (65462026456).

The spelling of 22230023234 in words is "twenty-two billion, two hundred thirty million, twenty-three thousand, two hundred thirty-four".