222024402442 has 4 divisors (see below), whose sum is σ = 333036603666. Its totient is φ = 111012201220.

The previous prime is 222024402437. The next prime is 222024402443. The reversal of 222024402442 is 244204420222.

222024402442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 194974350481 + 27050051961 = 441559^2 + 164469^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222024402442.

It is not an unprimeable number, because it can be changed into a prime (222024402443) by changing a digit.

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 as a sum of consecutive naturals, namely, 55506100609 + ... + 55506100612.

Almost surely, 2^222024402442 is an apocalyptic number.

222024402442 is a deficient number, since it is larger than the sum of its proper divisors (111012201224).

222024402442 is a wasteful number, since it uses less digits than its factorization.

222024402442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111012201223.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 222024402442 its reverse (244204420222), we get a palindrome (466228822664).

The spelling of 222024402442 in words is "two hundred twenty-two billion, twenty-four million, four hundred two thousand, four hundred forty-two".