40221234041 has 4 divisors (see below), whose sum is σ = 40257899892. Its totient is φ = 40184568192.

The previous prime is 40221234013. The next prime is 40221234049. The reversal of 40221234041 is 14043212204.

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 4640334400 + 35580899641 = 68120^2 + 188629^2 .

It is a cyclic number.

It is not a de Polignac number, because 40221234041 - 2⁶ = 40221233977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40221233998 and 40221234016.

It is not an unprimeable number, because it can be changed into a prime (40221234049) 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, 18331280 + ... + 18333473.

It is an arithmetic number, because the mean of its divisors is an integer number (10064474973).

Almost surely, 2^40221234041 is an apocalyptic number.

It is an amenable number.

40221234041 is a deficient number, since it is larger than the sum of its proper divisors (36665851).

40221234041 is a wasteful number, since it uses less digits than its factorization.

40221234041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36665850.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 40221234041 its reverse (14043212204), we get a palindrome (54264446245).

The spelling of 40221234041 in words is "forty billion, two hundred twenty-one million, two hundred thirty-four thousand, forty-one".