1111130231223 has 8 divisors (see below), whose sum is σ = 1481551716736. Its totient is φ = 740731116600.

The previous prime is 1111130231221. The next prime is 1111130231413. The reversal of 1111130231223 is 3221320311111.

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

It is not a de Polignac number, because 1111130231223 - 2¹ = 1111130231221 is a prime.

It is a super-2 number, since 2×1111130231223² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1111130231223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111130231221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5476483 + ... + 5675748.

It is an arithmetic number, because the mean of its divisors is an integer number (185193964592).

Almost surely, 2^{1111130231223} is an apocalyptic number.

1111130231223 is a deficient number, since it is larger than the sum of its proper divisors (370421485513).

1111130231223 is a wasteful number, since it uses less digits than its factorization.

1111130231223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11185445.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1111130231223 its reverse (3221320311111), we get a palindrome (4332450542334).

The spelling of 1111130231223 in words is "one trillion, one hundred eleven billion, one hundred thirty million, two hundred thirty-one thousand, two hundred twenty-three".