42022242242 has 16 divisors (see below), whose sum is σ = 63909328920. Its totient is φ = 20719245312.

The previous prime is 42022242239. The next prime is 42022242263. The reversal of 42022242242 is 24224222024.

It can be written as a sum of positive squares in 4 ways, for example, as 41742984721 + 279257521 = 204311^2 + 16711^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 805298 + ... + 855890.

Almost surely, 2^42022242242 is an apocalyptic number.

42022242242 is a deficient number, since it is larger than the sum of its proper divisors (21887086678).

42022242242 is a wasteful number, since it uses less digits than its factorization.

42022242242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56357.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 42022242242 its reverse (24224222024), we get a palindrome (66246464266).

The spelling of 42022242242 in words is "forty-two billion, twenty-two million, two hundred forty-two thousand, two hundred forty-two".