11101031223 has 8 divisors (see below), whose sum is σ = 14814726000. Its totient is φ = 7394011968.

The previous prime is 11101031209. The next prime is 11101031239. The reversal of 11101031223 is 32213010111.

It is a happy number.

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

It is not a de Polignac number, because 11101031223 - 2⁶ = 11101031159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101031203) 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, 1664998 + ... + 1671651.

It is an arithmetic number, because the mean of its divisors is an integer number (1851840750).

Almost surely, 2^11101031223 is an apocalyptic number.

11101031223 is a deficient number, since it is larger than the sum of its proper divisors (3713694777).

11101031223 is a wasteful number, since it uses less digits than its factorization.

11101031223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3337761.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11101031223 its reverse (32213010111), we get a palindrome (43314041334).

The spelling of 11101031223 in words is "eleven billion, one hundred one million, thirty-one thousand, two hundred twenty-three".