2112135612160 has 144 divisors (see below), whose sum is σ = 5789016930816. Its totient is φ = 723278352384.

The previous prime is 2112135612121. The next prime is 2112135612221. The reversal of 2112135612160 is 612165312112.

It is a super-2 number, since 2×2112135612160² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7230867 + ... + 7517293.

It is an arithmetic number, because the mean of its divisors is an integer number (40201506464).

Almost surely, 2^{2112135612160} is an apocalyptic number.

2112135612160 is a gapful number since it is divisible by the number (20) 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 2112135612160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2894508465408).

2112135612160 is an abundant number, since it is smaller than the sum of its proper divisors (3676881318656).

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

2112135612160 is an equidigital number, since it uses as much as digits as its factorization.

2112135612160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287278 (or 287264 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The spelling of 2112135612160 in words is "two trillion, one hundred twelve billion, one hundred thirty-five million, six hundred twelve thousand, one hundred sixty".