20188102303 has 2 divisors, whose sum is σ = 20188102304. Its totient is φ = 20188102302.

The previous prime is 20188102229. The next prime is 20188102343. The reversal of 20188102303 is 30320188102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20188102303 - 2²⁵ = 20154547871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20188102343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10094051151 + 10094051152.

It is an arithmetic number, because the mean of its divisors is an integer number (10094051152).

Almost surely, 2^20188102303 is an apocalyptic number.

20188102303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20188102303 is an equidigital number, since it uses as much as digits as its factorization.

20188102303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 20188102303 in words is "twenty billion, one hundred eighty-eight million, one hundred two thousand, three hundred three".