42421422022 has 32 divisors (see below), whose sum is σ = 77706699840. Its totient is φ = 16954168320.

The previous prime is 42421421981. The next prime is 42421422059. The reversal of 42421422022 is 22022412424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 791679 + ... + 843562.

It is an arithmetic number, because the mean of its divisors is an integer number (2428334370).

Almost surely, 2^42421422022 is an apocalyptic number.

42421422022 is a deficient number, since it is larger than the sum of its proper divisors (35285277818).

42421422022 is a wasteful number, since it uses less digits than its factorization.

42421422022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635376.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 42421422022 its reverse (22022412424), we get a palindrome (64443834446).

The spelling of 42421422022 in words is "forty-two billion, four hundred twenty-one million, four hundred twenty-two thousand, twenty-two".