11000123311223 has 4 divisors (see below), whose sum is σ = 11041948875408. Its totient is φ = 10958297747040.

The previous prime is 11000123311201. The next prime is 11000123311237. The reversal of 11000123311223 is 32211332100011.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11000123311223 - 2²⁴ = 11000106534007 is a prime.

It is a super-2 number, since 2×11000123311223² (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 = 11000123311195 and 11000123311204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000123311123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20912781698 + ... + 20912782223.

It is an arithmetic number, because the mean of its divisors is an integer number (2760487218852).

Almost surely, 2^{11000123311223} is an apocalyptic number.

11000123311223 is a deficient number, since it is larger than the sum of its proper divisors (41825564185).

11000123311223 is an equidigital number, since it uses as much as digits as its factorization.

11000123311223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41825564184.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11000123311223 its reverse (32211332100011), we get a palindrome (43211455411234).

The spelling of 11000123311223 in words is "eleven trillion, one hundred twenty-three million, three hundred eleven thousand, two hundred twenty-three".