40020202313 has 16 divisors (see below), whose sum is σ = 49322009856. Its totient is φ = 31621665600.

The previous prime is 40020202309. The next prime is 40020202421. The reversal of 40020202313 is 31320202004.

It is not a de Polignac number, because 40020202313 - 2² = 40020202309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40020202291 and 40020202300.

It is not an unprimeable number, because it can be changed into a prime (40020202613) 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 15 ways as a sum of consecutive naturals, for example, 228338 + ... + 363563.

It is an arithmetic number, because the mean of its divisors is an integer number (3082625616).

Almost surely, 2^40020202313 is an apocalyptic number.

It is an amenable number.

40020202313 is a deficient number, since it is larger than the sum of its proper divisors (9301807543).

40020202313 is a wasteful number, since it uses less digits than its factorization.

40020202313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592664.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 40020202313 its reverse (31320202004), we get a palindrome (71340404317).

The spelling of 40020202313 in words is "forty billion, twenty million, two hundred two thousand, three hundred thirteen".