401343232311 has 96 divisors (see below), whose sum is σ = 696106684416. Its totient is φ = 217992384000.

The previous prime is 401343232307. The next prime is 401343232313. The reversal of 401343232311 is 113232343104.

It is a happy number.

401343232311 is a `hidden beast` number, since 4 + 0 + 1 + 343 + 2 + 3 + 2 + 311 = 666.

It is not a de Polignac number, because 401343232311 - 2² = 401343232307 is a prime.

It is a super-2 number, since 2×401343232311² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401343232313) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 102095016 + ... + 102098946.

It is an arithmetic number, because the mean of its divisors is an integer number (7251111296).

Almost surely, 2^401343232311 is an apocalyptic number.

401343232311 is a deficient number, since it is larger than the sum of its proper divisors (294763452105).

401343232311 is a wasteful number, since it uses less digits than its factorization.

401343232311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4893 (or 4890 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 401343232311 its reverse (113232343104), we get a palindrome (514575575415).

The spelling of 401343232311 in words is "four hundred one billion, three hundred forty-three million, two hundred thirty-two thousand, three hundred eleven".