20042422401084 has 144 divisors (see below), whose sum is σ = 49410230421888. Its totient is φ = 6319511332992.

The previous prime is 20042422401083. The next prime is 20042422401109. The reversal of 20042422401084 is 48010422424002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20042422401083) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94023447 + ... + 94236369.

It is an arithmetic number, because the mean of its divisors is an integer number (343126600152).

Almost surely, 2^{20042422401084} is an apocalyptic number.

It is an amenable number.

20042422401084 is an abundant number, since it is smaller than the sum of its proper divisors (29367808020804).

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

20042422401084 is a wasteful number, since it uses less digits than its factorization.

20042422401084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213144 (or 213095 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 33.

Adding to 20042422401084 its reverse (48010422424002), we get a palindrome (68052844825086).

The spelling of 20042422401084 in words is "twenty trillion, forty-two billion, four hundred twenty-two million, four hundred one thousand, eighty-four".