40013222002 has 16 divisors (see below), whose sum is σ = 64669194072. Its totient is φ = 18458369280.

The previous prime is 40013221993. The next prime is 40013222027. The reversal of 40013222002 is 20022231004.

It can be written as a sum of positive squares in 4 ways, for example, as 6259816161 + 33753405841 = 79119^2 + 183721^2 .

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, 333399 + ... + 437242.

Almost surely, 2^40013222002 is an apocalyptic number.

40013222002 is a deficient number, since it is larger than the sum of its proper divisors (24655972070).

40013222002 is a wasteful number, since it uses less digits than its factorization.

40013222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772653.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 40013222002 its reverse (20022231004), we get a palindrome (60035453006).

The spelling of 40013222002 in words is "forty billion, thirteen million, two hundred twenty-two thousand, two".