20103210232187 has 2 divisors, whose sum is σ = 20103210232188. Its totient is φ = 20103210232186.

The previous prime is 20103210232159. The next prime is 20103210232229. The reversal of 20103210232187 is 78123201230102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20103210232187 - 2¹⁸ = 20103209970043 is a prime.

It is not a weakly prime, because it can be changed into another prime (20103210235187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051605116093 + 10051605116094.

It is an arithmetic number, because the mean of its divisors is an integer number (10051605116094).

Almost surely, 2^{20103210232187} is an apocalyptic number.

20103210232187 is a deficient number, since it is larger than the sum of its proper divisors (1).

20103210232187 is an equidigital number, since it uses as much as digits as its factorization.

20103210232187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

Adding to 20103210232187 its reverse (78123201230102), we get a palindrome (98226411462289).

The spelling of 20103210232187 in words is "twenty trillion, one hundred three billion, two hundred ten million, two hundred thirty-two thousand, one hundred eighty-seven".