42242220220404 has 48 divisors (see below), whose sum is σ = 102362728337408. Its totient is φ = 13548008140128.

The previous prime is 42242220220397. The next prime is 42242220220441. The reversal of 42242220220404 is 40402202224224.

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, 610896532 + ... + 610965675.

Almost surely, 2^{42242220220404} is an apocalyptic number.

It is an amenable number.

42242220220404 is an abundant number, since it is smaller than the sum of its proper divisors (60120508117004).

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

42242220220404 is a wasteful number, since it uses less digits than its factorization.

42242220220404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221862324 (or 1221862322 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 42242220220404 its reverse (40402202224224), we get a palindrome (82644422444628).

The spelling of 42242220220404 in words is "forty-two trillion, two hundred forty-two billion, two hundred twenty million, two hundred twenty thousand, four hundred four".