111412112205 has 16 divisors (see below), whose sum is σ = 178267273344. Its totient is φ = 59417161920.

The previous prime is 111412112197. The next prime is 111412112219. The reversal of 111412112205 is 502211214111.

It is not a de Polignac number, because 111412112205 - 2³ = 111412112197 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213607 + ... + 518123.

It is an arithmetic number, because the mean of its divisors is an integer number (11141704584).

Almost surely, 2^111412112205 is an apocalyptic number.

111412112205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111412112205 is a deficient number, since it is larger than the sum of its proper divisors (66855161139).

111412112205 is a wasteful number, since it uses less digits than its factorization.

111412112205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328916.

The product of its (nonzero) digits is 160, while the sum is 21.

Adding to 111412112205 its reverse (502211214111), we get a palindrome (613623326316).

The spelling of 111412112205 in words is "one hundred eleven billion, four hundred twelve million, one hundred twelve thousand, two hundred five".