222342120424 has 32 divisors (see below), whose sum is σ = 422463888000. Its totient is φ = 109688573952.

The previous prime is 222342120421. The next prime is 222342120569. The reversal of 222342120424 is 424021243222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 222342120392 and 222342120401.

It is not an unprimeable number, because it can be changed into a prime (222342120421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292897 + ... + 728335.

It is an arithmetic number, because the mean of its divisors is an integer number (13201996500).

Almost surely, 2^222342120424 is an apocalyptic number.

It is an amenable number.

222342120424 is a deficient number, since it is larger than the sum of its proper divisors (200121767576).

222342120424 is a wasteful number, since it uses less digits than its factorization.

222342120424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436297 (or 436293 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 222342120424 its reverse (424021243222), we get a palindrome (646363363646).

The spelling of 222342120424 in words is "two hundred twenty-two billion, three hundred forty-two million, one hundred twenty thousand, four hundred twenty-four".