11100233112231 has 4 divisors (see below), whose sum is σ = 14800310816312. Its totient is φ = 7400155408152.

The previous prime is 11100233112181. The next prime is 11100233112233. The reversal of 11100233112231 is 13221133200111.

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

It is not a de Polignac number, because 11100233112231 - 2¹³ = 11100233104039 is a prime.

It is a super-2 number, since 2×11100233112231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100233112198 and 11100233112207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100233112233) 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 3 ways as a sum of consecutive naturals, for example, 1850038852036 + ... + 1850038852041.

It is an arithmetic number, because the mean of its divisors is an integer number (3700077704078).

Almost surely, 2^{11100233112231} is an apocalyptic number.

11100233112231 is a deficient number, since it is larger than the sum of its proper divisors (3700077704081).

11100233112231 is an equidigital number, since it uses as much as digits as its factorization.

11100233112231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3700077704080.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11100233112231 its reverse (13221133200111), we get a palindrome (24321366312342).

The spelling of 11100233112231 in words is "eleven trillion, one hundred billion, two hundred thirty-three million, one hundred twelve thousand, two hundred thirty-one".