111001104212 has 6 divisors (see below), whose sum is σ = 194251932378. Its totient is φ = 55500552104.

The previous prime is 111001104197. The next prime is 111001104259. The reversal of 111001104212 is 212401100111.

It can be written as a sum of positive squares in only one way, i.e., 78940769296 + 32060334916 = 280964^2 + 179054^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13875138023 + ... + 13875138030.

It is an arithmetic number, because the mean of its divisors is an integer number (32375322063).

Almost surely, 2^111001104212 is an apocalyptic number.

It is an amenable number.

111001104212 is a deficient number, since it is larger than the sum of its proper divisors (83250828166).

111001104212 is a wasteful number, since it uses less digits than its factorization.

111001104212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27750276057 (or 27750276055 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111001104212 its reverse (212401100111), we get a palindrome (323402204323).

The spelling of 111001104212 in words is "one hundred eleven billion, one million, one hundred four thousand, two hundred twelve".