10420140102187 has 2 divisors, whose sum is σ = 10420140102188. Its totient is φ = 10420140102186.

The previous prime is 10420140102181. The next prime is 10420140102193. The reversal of 10420140102187 is 78120104102401.

It is a balanced prime because it is at equal distance from previous prime (10420140102181) and next prime (10420140102193).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10420140102187 is a prime.

It is not a weakly prime, because it can be changed into another prime (10420140102181) 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, 5210070051093 + 5210070051094.

It is an arithmetic number, because the mean of its divisors is an integer number (5210070051094).

Almost surely, 2^{10420140102187} is an apocalyptic number.

10420140102187 is a deficient number, since it is larger than the sum of its proper divisors (1).

10420140102187 is an equidigital number, since it uses as much as digits as its factorization.

10420140102187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 31.

Adding to 10420140102187 its reverse (78120104102401), we get a palindrome (88540244204588).

The spelling of 10420140102187 in words is "ten trillion, four hundred twenty billion, one hundred forty million, one hundred two thousand, one hundred eighty-seven".