111240223304413 has 4 divisors (see below), whose sum is σ = 127131683776480. Its totient is φ = 95348762832348.

The previous prime is 111240223304359. The next prime is 111240223304531. The reversal of 111240223304413 is 314403322042111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111240223304413 - 2²¹ = 111240221207261 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 (111240223304813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7945730236023 + ... + 7945730236036.

It is an arithmetic number, because the mean of its divisors is an integer number (31782920944120).

Almost surely, 2^{111240223304413} is an apocalyptic number.

It is an amenable number.

111240223304413 is a deficient number, since it is larger than the sum of its proper divisors (15891460472067).

111240223304413 is an equidigital number, since it uses as much as digits as its factorization.

111240223304413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15891460472066.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 111240223304413 its reverse (314403322042111), we get a palindrome (425643545346524).

The spelling of 111240223304413 in words is "one hundred eleven trillion, two hundred forty billion, two hundred twenty-three million, three hundred four thousand, four hundred thirteen".