1131223000111 has 8 divisors (see below), whose sum is σ = 1176111252000. Its totient is φ = 1086726785760.

The previous prime is 1131223000109. The next prime is 1131223000129. The reversal of 1131223000111 is 1110003221311.

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 1131223000111 - 2¹ = 1131223000109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131223004111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98003500 + ... + 98015041.

It is an arithmetic number, because the mean of its divisors is an integer number (147013906500).

Almost surely, 2^{1131223000111} is an apocalyptic number.

1131223000111 is a deficient number, since it is larger than the sum of its proper divisors (44888251889).

1131223000111 is a wasteful number, since it uses less digits than its factorization.

1131223000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196018769.

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

Adding to 1131223000111 its reverse (1110003221311), we get a palindrome (2241226221422).

The spelling of 1131223000111 in words is "one trillion, one hundred thirty-one billion, two hundred twenty-three million, one hundred eleven", and thus it is an aban number.