31424323311 has 6 divisors (see below), whose sum is σ = 45390689240. Its totient is φ = 20949548868.

The previous prime is 31424323289. The next prime is 31424323339. The reversal of 31424323311 is 11332342413.

It is a happy number.

31424323311 is a `hidden beast` number, since 3 + 1 + 4 + 24 + 323 + 311 = 666.

It is not a de Polignac number, because 31424323311 - 2⁵ = 31424323279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31424322311) 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 5 ways as a sum of consecutive naturals, for example, 1745795731 + ... + 1745795748.

Almost surely, 2^31424323311 is an apocalyptic number.

31424323311 is a deficient number, since it is larger than the sum of its proper divisors (13966365929).

31424323311 is a wasteful number, since it uses less digits than its factorization.

31424323311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3491591485 (or 3491591482 counting only the distinct ones).

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

Adding to 31424323311 its reverse (11332342413), we get a palindrome (42756665724).

The spelling of 31424323311 in words is "thirty-one billion, four hundred twenty-four million, three hundred twenty-three thousand, three hundred eleven".