311444424220011 has 8 divisors (see below), whose sum is σ = 415259709107664. Its totient is φ = 207629377739520.

The previous prime is 311444424219997. The next prime is 311444424220019. The reversal of 311444424220011 is 110022424444113.

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

It is not a de Polignac number, because 311444424220011 - 2⁹ = 311444424219499 is a prime.

It is a super-3 number, since 3×311444424220011³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (311444424220019) 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, 56531026 + ... + 61795191.

It is an arithmetic number, because the mean of its divisors is an integer number (51907463638458).

Almost surely, 2^{311444424220011} is an apocalyptic number.

311444424220011 is a deficient number, since it is larger than the sum of its proper divisors (103815284887653).

311444424220011 is a wasteful number, since it uses less digits than its factorization.

311444424220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119203581.

The product of its (nonzero) digits is 24576, while the sum is 33.

Adding to 311444424220011 its reverse (110022424444113), we get a palindrome (421466848664124).

The spelling of 311444424220011 in words is "three hundred eleven trillion, four hundred forty-four billion, four hundred twenty-four million, two hundred twenty thousand, eleven".