111040031204321 has 8 divisors (see below), whose sum is σ = 111374877951144. Its totient is φ = 110705670096640.

The previous prime is 111040031204309. The next prime is 111040031204329. The reversal of 111040031204321 is 123402130040111.

It can be written as a sum of positive squares in 4 ways, for example, as 4950340204096 + 106089691000225 = 2224936^2 + 10299985^2 .

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 111040031204321 - 2¹⁴ = 111040031187937 is a prime.

It is a super-3 number, since 3×111040031204321³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111040031204329) 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, 120951800 + ... + 121866393.

It is an arithmetic number, because the mean of its divisors is an integer number (13921859743893).

Almost surely, 2^{111040031204321} is an apocalyptic number.

It is an amenable number.

111040031204321 is a deficient number, since it is larger than the sum of its proper divisors (334846746823).

111040031204321 is an equidigital number, since it uses as much as digits as its factorization.

111040031204321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242819571.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 111040031204321 its reverse (123402130040111), we get a palindrome (234442161244432).

The spelling of 111040031204321 in words is "one hundred eleven trillion, forty billion, thirty-one million, two hundred four thousand, three hundred twenty-one".