111154045216 has 48 divisors (see below), whose sum is σ = 232568816760. Its totient is φ = 52113264640.

The previous prime is 111154045213. The next prime is 111154045217. The reversal of 111154045216 is 612540451111.

It can be written as a sum of positive squares in 4 ways, for example, as 84799769616 + 26354275600 = 291204^2 + 162340^2 .

It is not an unprimeable number, because it can be changed into a prime (111154045213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233455 + ... + 526126.

Almost surely, 2^111154045216 is an apocalyptic number.

111154045216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111154045216 is an abundant number, since it is smaller than the sum of its proper divisors (121414771544).

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

111154045216 is a wasteful number, since it uses less digits than its factorization.

111154045216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759877 (or 759869 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 31.

Adding to 111154045216 its reverse (612540451111), we get a palindrome (723694496327).

The spelling of 111154045216 in words is "one hundred eleven billion, one hundred fifty-four million, forty-five thousand, two hundred sixteen".