222302423442 has 32 divisors (see below), whose sum is σ = 487198494720. Its totient is φ = 67062283920.

The previous prime is 222302423437. The next prime is 222302423449. The reversal of 222302423442 is 244324203222.

222302423442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×222302423442² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222302423449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7537342 + ... + 7566777.

It is an arithmetic number, because the mean of its divisors is an integer number (15224952960).

Almost surely, 2^222302423442 is an apocalyptic number.

222302423442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222302423442 is an abundant number, since it is smaller than the sum of its proper divisors (264896071278).

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

222302423442 is a wasteful number, since it uses less digits than its factorization.

222302423442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15104358.

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 222302423442 its reverse (244324203222), we get a palindrome (466626626664).

The spelling of 222302423442 in words is "two hundred twenty-two billion, three hundred two million, four hundred twenty-three thousand, four hundred forty-two".