400216322132211 has 8 divisors (see below), whose sum is σ = 574669590754000. Its totient is φ = 246286967465952.

The previous prime is 400216322132161. The next prime is 400216322132227. The reversal of 400216322132211 is 112231223612004.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 400216322132211 - 2¹⁹ = 400216321607923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400216322132911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5130978488836 + ... + 5130978488913.

It is an arithmetic number, because the mean of its divisors is an integer number (71833698844250).

Almost surely, 2^{400216322132211} is an apocalyptic number.

400216322132211 is a deficient number, since it is larger than the sum of its proper divisors (174453268621789).

400216322132211 is a wasteful number, since it uses less digits than its factorization.

400216322132211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10261956977765.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 400216322132211 its reverse (112231223612004), we get a palindrome (512447545744215).

The spelling of 400216322132211 in words is "four hundred trillion, two hundred sixteen billion, three hundred twenty-two million, one hundred thirty-two thousand, two hundred eleven".