111200403344212 has 48 divisors (see below), whose sum is σ = 239733875675392. Its totient is φ = 43949984037120.

The previous prime is 111200403344209. The next prime is 111200403344231. The reversal of 111200403344212 is 212443304002111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 143308089 + ... + 144081952.

Almost surely, 2^{111200403344212} is an apocalyptic number.

It is an amenable number.

111200403344212 is an abundant number, since it is smaller than the sum of its proper divisors (128533472331180).

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

111200403344212 is a wasteful number, since it uses less digits than its factorization.

111200403344212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287391128 (or 287391126 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 111200403344212 its reverse (212443304002111), we get a palindrome (323643707346323).

The spelling of 111200403344212 in words is "one hundred eleven trillion, two hundred billion, four hundred three million, three hundred forty-four thousand, two hundred twelve".