42220042202 has 16 divisors (see below), whose sum is σ = 68208021672. Its totient is φ = 19484340480.

The previous prime is 42220042171. The next prime is 42220042223. The reversal of 42220042202 is 20224002224.

It can be written as a sum of positive squares in 4 ways, for example, as 38404632841 + 3815409361 = 195971^2 + 61769^2 .

It is a super-2 number, since 2×42220042202² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228302 + ... + 369542.

Almost surely, 2^42220042202 is an apocalyptic number.

42220042202 is a deficient number, since it is larger than the sum of its proper divisors (25987979470).

42220042202 is a wasteful number, since it uses less digits than its factorization.

42220042202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152753.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 42220042202 its reverse (20224002224), we get a palindrome (62444044426).

The spelling of 42220042202 in words is "forty-two billion, two hundred twenty million, forty-two thousand, two hundred two".