2101678303 has 2 divisors, whose sum is σ = 2101678304. Its totient is φ = 2101678302.

The previous prime is 2101678283. The next prime is 2101678321. The reversal of 2101678303 is 3038761012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101678303 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101678373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050839151 + 1050839152.

It is an arithmetic number, because the mean of its divisors is an integer number (1050839152).

Almost surely, 2^2101678303 is an apocalyptic number.

2101678303 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101678303 is an equidigital number, since it uses as much as digits as its factorization.

2101678303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 2101678303 is about 45844.0650793535. The cubic root of 2101678303 is about 1280.9202169823.

The spelling of 2101678303 in words is "two billion, one hundred one million, six hundred seventy-eight thousand, three hundred three".