111133211130 has 96 divisors (see below), whose sum is σ = 290057751360. Its totient is φ = 29521739520.

The previous prime is 111133211099. The next prime is 111133211131. The reversal of 111133211130 is 31112331111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (111133211131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40691865 + ... + 40694595.

It is an arithmetic number, because the mean of its divisors is an integer number (3021434910).

Almost surely, 2^111133211130 is an apocalyptic number.

111133211130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111133211130 is an abundant number, since it is smaller than the sum of its proper divisors (178924540230).

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

111133211130 is a wasteful number, since it uses less digits than its factorization.

111133211130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4316 (or 4313 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 111133211130 its reverse (31112331111), we get a palindrome (142245542241).

The spelling of 111133211130 in words is "one hundred eleven billion, one hundred thirty-three million, two hundred eleven thousand, one hundred thirty".