222402020242 has 12 divisors (see below), whose sum is σ = 348738141150. Its totient is φ = 106366183088.

The previous prime is 222402020237. The next prime is 222402020257. The reversal of 222402020242 is 242020204222.

It can be written as a sum of positive squares in only one way, i.e., 214935159321 + 7466860921 = 463611^2 + 86411^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 105103867 + ... + 105105982.

Almost surely, 2^222402020242 is an apocalyptic number.

222402020242 is a deficient number, since it is larger than the sum of its proper divisors (126336120908).

222402020242 is a wasteful number, since it uses less digits than its factorization.

222402020242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210209897 (or 210209874 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 222402020242 its reverse (242020204222), we get a palindrome (464422224464).

The spelling of 222402020242 in words is "two hundred twenty-two billion, four hundred two million, twenty thousand, two hundred forty-two".