2112514445000 has 160 divisors (see below), whose sum is σ = 5101610805720. Its totient is φ = 819221760000.

The previous prime is 2112514444987. The next prime is 2112514445017. The reversal of 2112514445000 is 5444152112.

It is a happy number.

It can be written as a sum of positive squares in 20 ways, for example, as 933739555204 + 1178774889796 = 966302^2 + 1085714^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 51964682 + ... + 52005318.

Almost surely, 2^{2112514445000} is an apocalyptic number.

2112514445000 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 2112514445000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2550805402860).

2112514445000 is an abundant number, since it is smaller than the sum of its proper divisors (2989096360720).

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

2112514445000 is a wasteful number, since it uses less digits than its factorization.

2112514445000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40981 (or 40962 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 2112514445000 its reverse (5444152112), we get a palindrome (2117958597112).

The spelling of 2112514445000 in words is "two trillion, one hundred twelve billion, five hundred fourteen million, four hundred forty-five thousand".