111204123331312 has 40 divisors (see below), whose sum is σ = 235076601692592. Its totient is φ = 50540549683200.

The previous prime is 111204123331309. The next prime is 111204123331439. The reversal of 111204123331312 is 213133321402111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41053239 + ... + 43678102.

Almost surely, 2^{111204123331312} is an apocalyptic number.

It is an amenable number.

111204123331312 is an abundant number, since it is smaller than the sum of its proper divisors (123872478361280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111204123331312 is a wasteful number, since it uses less digits than its factorization.

111204123331312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84738817 (or 84738811 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 111204123331312 its reverse (213133321402111), we get a palindrome (324337444733423).

The spelling of 111204123331312 in words is "one hundred eleven trillion, two hundred four billion, one hundred twenty-three million, three hundred thirty-one thousand, three hundred twelve".