11000233231 has 16 divisors (see below), whose sum is σ = 12551372064. Its totient is φ = 9550577664.

The previous prime is 11000233219. The next prime is 11000233241. The reversal of 11000233231 is 13233200011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11000233231 is a prime.

It is a super-2 number, since 2×11000233231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000233241) 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 15 ways as a sum of consecutive naturals, for example, 344271 + ... + 374863.

It is an arithmetic number, because the mean of its divisors is an integer number (784460754).

Almost surely, 2^11000233231 is an apocalyptic number.

11000233231 is a deficient number, since it is larger than the sum of its proper divisors (1551138833).

11000233231 is a wasteful number, since it uses less digits than its factorization.

11000233231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32250.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 11000233231 its reverse (13233200011), we get a palindrome (24233433242).

The spelling of 11000233231 in words is "eleven billion, two hundred thirty-three thousand, two hundred thirty-one".