111011213302223 has 16 divisors (see below), whose sum is σ = 132086527263936. Its totient is φ = 92250907921920.

The previous prime is 111011213302139. The next prime is 111011213302237. The reversal of 111011213302223 is 322203312110111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111011213302223 - 2¹⁴ = 111011213285839 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111011213301223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10919846708 + ... + 10919856873.

It is an arithmetic number, because the mean of its divisors is an integer number (8255407953996).

Almost surely, 2^{111011213302223} is an apocalyptic number.

111011213302223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111011213302223 is a deficient number, since it is larger than the sum of its proper divisors (21075313961713).

111011213302223 is a wasteful number, since it uses less digits than its factorization.

111011213302223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21839703634.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 111011213302223 its reverse (322203312110111), we get a palindrome (433214525412334).

The spelling of 111011213302223 in words is "one hundred eleven trillion, eleven billion, two hundred thirteen million, three hundred two thousand, two hundred twenty-three".