40034203321 has 16 divisors (see below), whose sum is σ = 46955779200. Its totient is φ = 33423902208.

The previous prime is 40034203309. The next prime is 40034203333. The reversal of 40034203321 is 12330243004.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40034203309) and next prime (40034203333).

It is a cyclic number.

It is not a de Polignac number, because 40034203321 - 2⁹ = 40034202809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40034203292 and 40034203301.

It is not an unprimeable number, because it can be changed into a prime (40034203361) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 399640 + ... + 489673.

It is an arithmetic number, because the mean of its divisors is an integer number (2934736200).

Almost surely, 2^40034203321 is an apocalyptic number.

It is an amenable number.

40034203321 is a deficient number, since it is larger than the sum of its proper divisors (6921575879).

40034203321 is a wasteful number, since it uses less digits than its factorization.

40034203321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889488.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 40034203321 its reverse (12330243004), we get a palindrome (52364446325).

The spelling of 40034203321 in words is "forty billion, thirty-four million, two hundred three thousand, three hundred twenty-one".