11222023211231 has 8 divisors (see below), whose sum is σ = 12825205900320. Its totient is φ = 9618849651168.

The previous prime is 11222023211197. The next prime is 11222023211263. The reversal of 11222023211231 is 13211232022211.

11222023211231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11222023211231 is a prime.

It is a super-2 number, since 2×11222023211231² (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 = 11222023211197 and 11222023211206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222023211131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 593465 + ... + 4774541.

It is an arithmetic number, because the mean of its divisors is an integer number (1603150737540).

Almost surely, 2^{11222023211231} is an apocalyptic number.

11222023211231 is a deficient number, since it is larger than the sum of its proper divisors (1603182689089).

11222023211231 is an equidigital number, since it uses as much as digits as its factorization.

11222023211231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4564513.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 11222023211231 its reverse (13211232022211), we get a palindrome (24433255233442).

The spelling of 11222023211231 in words is "eleven trillion, two hundred twenty-two billion, twenty-three million, two hundred eleven thousand, two hundred thirty-one".