100011123223 has 4 divisors (see below), whose sum is σ = 109103043528. Its totient is φ = 90919202920.

The previous prime is 100011123221. The next prime is 100011123283. The reversal of 100011123223 is 322321110001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322321110001 = 11 ⋅29301919091.

It is a cyclic number.

It is not a de Polignac number, because 100011123223 - 2¹ = 100011123221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100011123197 and 100011123206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100011123221) 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, 4545960136 + ... + 4545960157.

It is an arithmetic number, because the mean of its divisors is an integer number (27275760882).

Almost surely, 2^100011123223 is an apocalyptic number.

100011123223 is a deficient number, since it is larger than the sum of its proper divisors (9091920305).

100011123223 is an equidigital number, since it uses as much as digits as its factorization.

100011123223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9091920304.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 100011123223 its reverse (322321110001), we get a palindrome (422332233224).

The spelling of 100011123223 in words is "one hundred billion, eleven million, one hundred twenty-three thousand, two hundred twenty-three".