11323214331 has 64 divisors (see below), whose sum is σ = 18846535680. Its totient is φ = 5944717440.

The previous prime is 11323214321. The next prime is 11323214347. The reversal of 11323214331 is 13341232311.

It is not a de Polignac number, because 11323214331 - 2¹⁷ = 11323083259 is a prime.

It is a super-2 number, since 2×11323214331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11323214311) 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 63 ways as a sum of consecutive naturals, for example, 865666 + ... + 878648.

It is an arithmetic number, because the mean of its divisors is an integer number (294477120).

Almost surely, 2^11323214331 is an apocalyptic number.

11323214331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11323214331 is a deficient number, since it is larger than the sum of its proper divisors (7523321349).

11323214331 is a wasteful number, since it uses less digits than its factorization.

11323214331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13136.

The product of its digits is 1296, while the sum is 24.

Adding to 11323214331 its reverse (13341232311), we get a palindrome (24664446642).

The spelling of 11323214331 in words is "eleven billion, three hundred twenty-three million, two hundred fourteen thousand, three hundred thirty-one".