2112000105566 has 16 divisors (see below), whose sum is σ = 3434286474528. Its totient is φ = 968313852000.

The previous prime is 2112000105547. The next prime is 2112000105571. The reversal of 2112000105566 is 6655010002112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268972145 + ... + 268979996.

It is an arithmetic number, because the mean of its divisors is an integer number (214642904658).

Almost surely, 2^{2112000105566} is an apocalyptic number.

2112000105566 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2112000105566 is a deficient number, since it is larger than the sum of its proper divisors (1322286368962).

2112000105566 is a wasteful number, since it uses less digits than its factorization.

2112000105566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537952307.

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 2112000105566 its reverse (6655010002112), we get a palindrome (8767010107678).

The spelling of 2112000105566 in words is "two trillion, one hundred twelve billion, one hundred five thousand, five hundred sixty-six".