2112001000919 has 2 divisors, whose sum is σ = 2112001000920. Its totient is φ = 2112001000918.

The previous prime is 2112001000913. The next prime is 2112001000939. The reversal of 2112001000919 is 9190001002112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112001000919 - 2⁴ = 2112001000903 is a prime.

It is a super-2 number, since 2×2112001000919² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112001000913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056000500459 + 1056000500460.

It is an arithmetic number, because the mean of its divisors is an integer number (1056000500460).

Almost surely, 2^{2112001000919} is an apocalyptic number.

2112001000919 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112001000919 is an equidigital number, since it uses as much as digits as its factorization.

2112001000919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 26.

The spelling of 2112001000919 in words is "two trillion, one hundred twelve billion, one million, nine hundred nineteen", and thus it is an aban number.