111412113542 has 8 divisors (see below), whose sum is σ = 168680022696. Its totient is φ = 55185439312.

The previous prime is 111412113539. The next prime is 111412113577. The reversal of 111412113542 is 245311214111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260308463 + ... + 260308890.

It is an arithmetic number, because the mean of its divisors is an integer number (21085002837).

Almost surely, 2^111412113542 is an apocalyptic number.

111412113542 is a deficient number, since it is larger than the sum of its proper divisors (57267909154).

111412113542 is a wasteful number, since it uses less digits than its factorization.

111412113542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520617462.

The product of its digits is 960, while the sum is 26.

Adding to 111412113542 its reverse (245311214111), we get a palindrome (356723327653).

The spelling of 111412113542 in words is "one hundred eleven billion, four hundred twelve million, one hundred thirteen thousand, five hundred forty-two".