11310223111 has 8 divisors (see below), whose sum is σ = 12432613248. Its totient is φ = 10203531000.

The previous prime is 11310223087. The next prime is 11310223121. The reversal of 11310223111 is 11132201311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11310223111 - 2¹¹ = 11310221063 is a prime.

It is a super-2 number, since 2×11310223111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310223121) 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, 3922995 + ... + 3925876.

It is an arithmetic number, because the mean of its divisors is an integer number (1554076656).

Almost surely, 2^11310223111 is an apocalyptic number.

11310223111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11310223111 is a deficient number, since it is larger than the sum of its proper divisors (1122390137).

11310223111 is a wasteful number, since it uses less digits than its factorization.

11310223111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7849013.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11310223111 its reverse (11132201311), we get a palindrome (22442424422).

The spelling of 11310223111 in words is "eleven billion, three hundred ten million, two hundred twenty-three thousand, one hundred eleven".