11313434353431 has 32 divisors (see below), whose sum is σ = 17376169536000. Its totient is φ = 6413604387840.

The previous prime is 11313434353423. The next prime is 11313434353447. The reversal of 11313434353431 is 13435343431311.

It is not a de Polignac number, because 11313434353431 - 2³ = 11313434353423 is a prime.

It is a super-2 number, since 2×11313434353431² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11313434353431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11313434353421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8892015 + ... + 10084383.

It is an arithmetic number, because the mean of its divisors is an integer number (543005298000).

Almost surely, 2^{11313434353431} is an apocalyptic number.

11313434353431 is a deficient number, since it is larger than the sum of its proper divisors (6062735182569).

11313434353431 is a wasteful number, since it uses less digits than its factorization.

11313434353431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195959.

The product of its digits is 233280, while the sum is 39.

Adding to 11313434353431 its reverse (13435343431311), we get a palindrome (24748777784742).

It can be divided in two parts, 11313434 and 353431, that added together give a triangular number (11666865 = T₄₈₃₀).

The spelling of 11313434353431 in words is "eleven trillion, three hundred thirteen billion, four hundred thirty-four million, three hundred fifty-three thousand, four hundred thirty-one".