40120324211 has 4 divisors (see below), whose sum is σ = 43767626424. Its totient is φ = 36473022000.

The previous prime is 40120324199. The next prime is 40120324249. The reversal of 40120324211 is 11242302104.

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

It is a cyclic number.

It is not a de Polignac number, because 40120324211 - 2¹⁴ = 40120307827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40120324261) 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 3 ways as a sum of consecutive naturals, for example, 1823651090 + ... + 1823651111.

It is an arithmetic number, because the mean of its divisors is an integer number (10941906606).

Almost surely, 2^40120324211 is an apocalyptic number.

40120324211 is a deficient number, since it is larger than the sum of its proper divisors (3647302213).

40120324211 is a wasteful number, since it uses less digits than its factorization.

40120324211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3647302212.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 40120324211 its reverse (11242302104), we get a palindrome (51362626315).

The spelling of 40120324211 in words is "forty billion, one hundred twenty million, three hundred twenty-four thousand, two hundred eleven".