222402120414242 has 32 divisors (see below), whose sum is σ = 353810142806400. Its totient is φ = 104487014631168.

The previous prime is 222402120414239. The next prime is 222402120414289. The reversal of 222402120414242 is 242414021204222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 222402120414199 and 222402120414208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1724798609 + ... + 1724927547.

It is an arithmetic number, because the mean of its divisors is an integer number (11056566962700).

Almost surely, 2^{222402120414242} is an apocalyptic number.

222402120414242 is a deficient number, since it is larger than the sum of its proper divisors (131408022392158).

222402120414242 is a wasteful number, since it uses less digits than its factorization.

222402120414242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212330.

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 222402120414242 its reverse (242414021204222), we get a palindrome (464816141618464).

The spelling of 222402120414242 in words is "two hundred twenty-two trillion, four hundred two billion, one hundred twenty million, four hundred fourteen thousand, two hundred forty-two".