2112001212019 has 16 divisors (see below), whose sum is σ = 2223463237632. Its totient is φ = 2002255345728.

The previous prime is 2112001211993. The next prime is 2112001212031. The reversal of 2112001212019 is 9102121002112.

It is a cyclic number.

It is not a de Polignac number, because 2112001212019 - 2⁷ = 2112001211891 is a prime.

It is a super-2 number, since 2×2112001212019² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112001216019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257287 + ... + 2071279.

It is an arithmetic number, because the mean of its divisors is an integer number (138966452352).

Almost surely, 2^{2112001212019} is an apocalyptic number.

2112001212019 is a deficient number, since it is larger than the sum of its proper divisors (111462025613).

2112001212019 is a wasteful number, since it uses less digits than its factorization.

2112001212019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814466.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 2112001212019 in words is "two trillion, one hundred twelve billion, one million, two hundred twelve thousand, nineteen".