42022422242422 has 4 divisors (see below), whose sum is σ = 63033633363636. Its totient is φ = 21011211121210.

The previous prime is 42022422242399. The next prime is 42022422242429. The reversal of 42022422242422 is 22424222422024.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×42022422242422² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42022422242429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10505605560604 + ... + 10505605560607.

It is an arithmetic number, because the mean of its divisors is an integer number (15758408340909).

Almost surely, 2^{42022422242422} is an apocalyptic number.

42022422242422 is a deficient number, since it is larger than the sum of its proper divisors (21011211121214).

42022422242422 is a wasteful number, since it uses less digits than its factorization.

42022422242422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21011211121213.

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 42022422242422 its reverse (22424222422024), we get a palindrome (64446644664446).

The spelling of 42022422242422 in words is "forty-two trillion, twenty-two billion, four hundred twenty-two million, two hundred forty-two thousand, four hundred twenty-two".