222029819442 has 30 divisors (see below), whose sum is σ = 497524701069. Its totient is φ = 74007940680.

The previous prime is 222029819441. The next prime is 222029819483. The reversal of 222029819442 is 244918920222.

It can be written as a sum of positive squares in 2 ways, for example, as 174156817041 + 47873002401 = 417321^2 + 218799^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333189.

It is not an unprimeable number, because it can be changed into a prime (222029819441) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5978892 + ... + 6015912.

Almost surely, 2^222029819442 is an apocalyptic number.

222029819442 is an abundant number, since it is smaller than the sum of its proper divisors (275494881627).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222029819442 is an frugal number, since it uses more digits than its factorization.

222029819442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74056 (or 37026 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 222029819442 in words is "two hundred twenty-two billion, twenty-nine million, eight hundred nineteen thousand, four hundred forty-two".