112109213640 has 32 divisors (see below), whose sum is σ = 336327641280. Its totient is φ = 29895790272.

The previous prime is 112109213609. The next prime is 112109213647. The reversal of 112109213640 is 46312901211.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 112109213598 and 112109213607.

It is not an unprimeable number, because it can be changed into a prime (112109213647) 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 7 ways as a sum of consecutive naturals, for example, 467121604 + ... + 467121843.

It is an arithmetic number, because the mean of its divisors is an integer number (10510238790).

Almost surely, 2^112109213640 is an apocalyptic number.

112109213640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112109213640 is an abundant number, since it is smaller than the sum of its proper divisors (224218427640).

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

112109213640 is a wasteful number, since it uses less digits than its factorization.

112109213640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934243461 (or 934243457 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The spelling of 112109213640 in words is "one hundred twelve billion, one hundred nine million, two hundred thirteen thousand, six hundred forty".