2101166983703 has 2 divisors, whose sum is σ = 2101166983704. Its totient is φ = 2101166983702.

The previous prime is 2101166983673. The next prime is 2101166983717. The reversal of 2101166983703 is 3073896611012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2101166983703 - 2³⁰ = 2100093241879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101163983703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050583491851 + 1050583491852.

It is an arithmetic number, because the mean of its divisors is an integer number (1050583491852).

Almost surely, 2^{2101166983703} is an apocalyptic number.

2101166983703 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101166983703 is an equidigital number, since it uses as much as digits as its factorization.

2101166983703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 47.

The spelling of 2101166983703 in words is "two trillion, one hundred one billion, one hundred sixty-six million, nine hundred eighty-three thousand, seven hundred three".