11030231333231 has 4 divisors (see below), whose sum is σ = 12032979636264. Its totient is φ = 10027483030200.

The previous prime is 11030231333159. The next prime is 11030231333239. The reversal of 11030231333231 is 13233313203011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11030231333231 is a prime.

It is a super-2 number, since 2×11030231333231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11030231333231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11030231333239) 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 3 ways as a sum of consecutive naturals, for example, 501374151500 + ... + 501374151521.

It is an arithmetic number, because the mean of its divisors is an integer number (3008244909066).

Almost surely, 2^{11030231333231} is an apocalyptic number.

11030231333231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11030231333231 is a deficient number, since it is larger than the sum of its proper divisors (1002748303033).

11030231333231 is a wasteful number, since it uses less digits than its factorization.

11030231333231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002748303032.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 11030231333231 its reverse (13233313203011), we get a palindrome (24263544536242).

The spelling of 11030231333231 in words is "eleven trillion, thirty billion, two hundred thirty-one million, three hundred thirty-three thousand, two hundred thirty-one".