22731463222 has 8 divisors (see below), whose sum is σ = 36720056016. Its totient is φ = 10491444552.

The previous prime is 22731463207. The next prime is 22731463231. The reversal of 22731463222 is 22236413722.

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

It is a congruent number.

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, 437143498 + ... + 437143549.

It is an arithmetic number, because the mean of its divisors is an integer number (4590007002).

Almost surely, 2^22731463222 is an apocalyptic number.

22731463222 is a deficient number, since it is larger than the sum of its proper divisors (13988592794).

22731463222 is a wasteful number, since it uses less digits than its factorization.

22731463222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874287062.

The product of its digits is 48384, while the sum is 34.

Adding to 22731463222 its reverse (22236413722), we get a palindrome (44967876944).

The spelling of 22731463222 in words is "twenty-two billion, seven hundred thirty-one million, four hundred sixty-three thousand, two hundred twenty-two".