40321043201 has 4 divisors (see below), whose sum is σ = 40323334212. Its totient is φ = 40318752192.

The previous prime is 40321043179. The next prime is 40321043227. The reversal of 40321043201 is 10234012304.

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

It can be written as a sum of positive squares in 2 ways, for example, as 35248185025 + 5072858176 = 187745^2 + 71224^2 .

It is a cyclic number.

It is not a de Polignac number, because 40321043201 - 2⁶ = 40321043137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40321043801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1118900 + ... + 1154373.

It is an arithmetic number, because the mean of its divisors is an integer number (10080833553).

Almost surely, 2^40321043201 is an apocalyptic number.

It is an amenable number.

40321043201 is a deficient number, since it is larger than the sum of its proper divisors (2291011).

40321043201 is a wasteful number, since it uses less digits than its factorization.

40321043201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2291010.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 40321043201 its reverse (10234012304), we get a palindrome (50555055505).

The spelling of 40321043201 in words is "forty billion, three hundred twenty-one million, forty-three thousand, two hundred one".