2112001000903 has 2 divisors, whose sum is σ = 2112001000904. Its totient is φ = 2112001000902.

The previous prime is 2112001000897. The next prime is 2112001000913. The reversal of 2112001000903 is 3090001002112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112001000903 - 2¹⁷ = 2112000869831 is a prime.

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, 1056000500451 + 1056000500452.

It is an arithmetic number, because the mean of its divisors is an integer number (1056000500452).

Almost surely, 2^{2112001000903} is an apocalyptic number.

2112001000903 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112001000903 is an equidigital number, since it uses as much as digits as its factorization.

2112001000903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The spelling of 2112001000903 in words is "two trillion, one hundred twelve billion, one million, nine hundred three", and thus it is an aban number.