111412243413 has 48 divisors (see below), whose sum is σ = 168441502320. Its totient is φ = 70870044672.

The previous prime is 111412243403. The next prime is 111412243433. The reversal of 111412243413 is 314342214111.

It is a happy number.

111412243413 is a `hidden beast` number, since 1 + 1 + 1 + 4 + 1 + 2 + 243 + 413 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 24880961169 + 86531282244 = 157737^2 + 294162^2 .

It is not a de Polignac number, because 111412243413 - 2⁹ = 111412242901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111412243403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19567195 + ... + 19572887.

It is an arithmetic number, because the mean of its divisors is an integer number (3509197965).

Almost surely, 2^111412243413 is an apocalyptic number.

It is an amenable number.

111412243413 is a deficient number, since it is larger than the sum of its proper divisors (57029258907).

111412243413 is a wasteful number, since it uses less digits than its factorization.

111412243413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6598 (or 6595 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 111412243413 its reverse (314342214111), we get a palindrome (425754457524).

The spelling of 111412243413 in words is "one hundred eleven billion, four hundred twelve million, two hundred forty-three thousand, four hundred thirteen".