40202022242 has 8 divisors (see below), whose sum is σ = 60433843932. Its totient is φ = 20057407600.

The previous prime is 40202022227. The next prime is 40202022247. The reversal of 40202022242 is 24222020204.

It can be written as a sum of positive squares in 2 ways, for example, as 40200651001 + 1371241 = 200501^2 + 1171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40202022247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21800609 + ... + 21802452.

Almost surely, 2^40202022242 is an apocalyptic number.

40202022242 is a deficient number, since it is larger than the sum of its proper divisors (20231821690).

40202022242 is a wasteful number, since it uses less digits than its factorization.

40202022242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43603524.

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

Adding to 40202022242 its reverse (24222020204), we get a palindrome (64424042446).

The spelling of 40202022242 in words is "forty billion, two hundred two million, twenty-two thousand, two hundred forty-two".