11343031212331 has 16 divisors (see below), whose sum is σ = 13960768292800. Its totient is φ = 8974632411648.

The previous prime is 11343031212287. The next prime is 11343031212341. The reversal of 11343031212331 is 13321213034311.

It is a cyclic number.

It is not a de Polignac number, because 11343031212331 - 2²¹ = 11343029115179 is a prime.

It is a super-2 number, since 2×11343031212331² (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 11343031212331.

It is not an unprimeable number, because it can be changed into a prime (11343031212341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12438775 + ... + 13319503.

It is an arithmetic number, because the mean of its divisors is an integer number (872548018300).

Almost surely, 2^{11343031212331} is an apocalyptic number.

11343031212331 is a deficient number, since it is larger than the sum of its proper divisors (2617737080469).

11343031212331 is a wasteful number, since it uses less digits than its factorization.

11343031212331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022278.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 11343031212331 its reverse (13321213034311), we get a palindrome (24664244246642).

The spelling of 11343031212331 in words is "eleven trillion, three hundred forty-three billion, thirty-one million, two hundred twelve thousand, three hundred thirty-one".