4222222240424 has 8 divisors (see below), whose sum is σ = 7916666700810. Its totient is φ = 2111111120208.

The previous prime is 4222222240393. The next prime is 4222222240493. The reversal of 4222222240424 is 4240422222224.

It can be written as a sum of positive squares in only one way, i.e., 4216377637924 + 5844602500 = 2053382^2 + 76450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263888890019 + ... + 263888890034.

Almost surely, 2^{4222222240424} is an apocalyptic number.

It is an amenable number.

4222222240424 is a deficient number, since it is larger than the sum of its proper divisors (3694444460386).

4222222240424 is a wasteful number, since it uses less digits than its factorization.

4222222240424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527777780059 (or 527777780055 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 4222222240424 its reverse (4240422222224), we get a palindrome (8462644462648).

The spelling of 4222222240424 in words is "four trillion, two hundred twenty-two billion, two hundred twenty-two million, two hundred forty thousand, four hundred twenty-four".