2112109203006 has 64 divisors (see below), whose sum is σ = 5121772508160. Its totient is φ = 639844620480.

The previous prime is 2112109202977. The next prime is 2112109203023. The reversal of 2112109203006 is 6003029012112.

It is a super-2 number, since 2×2112109203006² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1501930 + ... + 2545586.

It is an arithmetic number, because the mean of its divisors is an integer number (80027695440).

Almost surely, 2^{2112109203006} is an apocalyptic number.

2112109203006 is an abundant number, since it is smaller than the sum of its proper divisors (3009663305154).

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

2112109203006 is a wasteful number, since it uses less digits than its factorization.

2112109203006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047086 (or 1047080 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The spelling of 2112109203006 in words is "two trillion, one hundred twelve billion, one hundred nine million, two hundred three thousand, six".