222953030242 has 4 divisors (see below), whose sum is σ = 334429545366. Its totient is φ = 111476515120.

The previous prime is 222953030231. The next prime is 222953030257. The reversal of 222953030242 is 242030359222.

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., 222953008041 + 22201 = 472179^2 + 149^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222953030198 and 222953030207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55738257559 + ... + 55738257562.

Almost surely, 2^222953030242 is an apocalyptic number.

222953030242 is a deficient number, since it is larger than the sum of its proper divisors (111476515124).

222953030242 is a wasteful number, since it uses less digits than its factorization.

222953030242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111476515123.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 222953030242 its reverse (242030359222), we get a palindrome (464983389464).

The spelling of 222953030242 in words is "two hundred twenty-two billion, nine hundred fifty-three million, thirty thousand, two hundred forty-two".