112109377212 has 192 divisors, whose sum is σ = 335350794240. Its totient is φ = 31726536192.

The previous prime is 112109377153. The next prime is 112109377243. The reversal of 112109377212 is 212773901211.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39515458 + ... + 39518294.

It is an arithmetic number, because the mean of its divisors is an integer number (1746618720).

Almost surely, 2^112109377212 is an apocalyptic number.

112109377212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112109377212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167675397120).

112109377212 is an abundant number, since it is smaller than the sum of its proper divisors (223241417028).

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

112109377212 is a wasteful number, since it uses less digits than its factorization.

112109377212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3337 (or 3329 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The spelling of 112109377212 in words is "one hundred twelve billion, one hundred nine million, three hundred seventy-seven thousand, two hundred twelve".