111162130156 has 48 divisors (see below), whose sum is σ = 242622777600. Its totient is φ = 43294345920.

The previous prime is 111162130153. The next prime is 111162130201. The reversal of 111162130156 is 651031261111.

111162130156 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (111162130153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 812170 + ... + 939118.

It is an arithmetic number, because the mean of its divisors is an integer number (5054641200).

Almost surely, 2^111162130156 is an apocalyptic number.

It is an amenable number.

111162130156 is an abundant number, since it is smaller than the sum of its proper divisors (131460647444).

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

111162130156 is a wasteful number, since it uses less digits than its factorization.

111162130156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129814 (or 129812 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 28.

Adding to 111162130156 its reverse (651031261111), we get a palindrome (762193391267).

The spelling of 111162130156 in words is "one hundred eleven billion, one hundred sixty-two million, one hundred thirty thousand, one hundred fifty-six".