111113323321 has 16 divisors (see below), whose sum is σ = 149187120768. Its totient is φ = 79921670400.

The previous prime is 111113323309. The next prime is 111113323393. The reversal of 111113323321 is 123323311111.

It is not a de Polignac number, because 111113323321 - 2¹³ = 111113315129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111113323292 and 111113323301.

It is not an unprimeable number, because it can be changed into a prime (111113323021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55500160 + ... + 55502161.

It is an arithmetic number, because the mean of its divisors is an integer number (9324195048).

Almost surely, 2^111113323321 is an apocalyptic number.

111113323321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111113323321 is a deficient number, since it is larger than the sum of its proper divisors (38073797447).

111113323321 is a wasteful number, since it uses less digits than its factorization.

111113323321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111002352.

The product of its digits is 324, while the sum is 22.

Adding to 111113323321 its reverse (123323311111), we get a palindrome (234436634432).

It can be divided in two parts, 111113 and 323321, that added together give a palindrome (434434).

The spelling of 111113323321 in words is "one hundred eleven billion, one hundred thirteen million, three hundred twenty-three thousand, three hundred twenty-one".