40040002202 has 4 divisors (see below), whose sum is σ = 60060003306. Its totient is φ = 20020001100.

The previous prime is 40040002187. The next prime is 40040002217. The reversal of 40040002202 is 20220004004.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (40040002187) and next prime (40040002217).

It can be written as a sum of positive squares in only one way, i.e., 40027604761 + 12397441 = 200069^2 + 3521^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10010000549 + ... + 10010000552.

Almost surely, 2^40040002202 is an apocalyptic number.

40040002202 is a deficient number, since it is larger than the sum of its proper divisors (20020001104).

40040002202 is a wasteful number, since it uses less digits than its factorization.

40040002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20020001103.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 40040002202 its reverse (20220004004), we get a palindrome (60260006206).

The spelling of 40040002202 in words is "forty billion, forty million, two thousand, two hundred two".