401303322311 has 4 divisors (see below), whose sum is σ = 424909400112. Its totient is φ = 377697244512.

The previous prime is 401303322289. The next prime is 401303322331. The reversal of 401303322311 is 113223303104.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401303322311 is a prime.

It is a super-2 number, since 2×401303322311² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401303322331) 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, 11803038875 + ... + 11803038908.

It is an arithmetic number, because the mean of its divisors is an integer number (106227350028).

Almost surely, 2^401303322311 is an apocalyptic number.

401303322311 is a deficient number, since it is larger than the sum of its proper divisors (23606077801).

401303322311 is a wasteful number, since it uses less digits than its factorization.

401303322311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23606077800.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 401303322311 its reverse (113223303104), we get a palindrome (514526625415).

The spelling of 401303322311 in words is "four hundred one billion, three hundred three million, three hundred twenty-two thousand, three hundred eleven".