102002020012247 has 2 divisors, whose sum is σ = 102002020012248. Its totient is φ = 102002020012246.

The previous prime is 102002020012183. The next prime is 102002020012297. The reversal of 102002020012247 is 742210020200201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102002020012247 - 2⁶ = 102002020012183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102002020012297) 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, 51001010006123 + 51001010006124.

It is an arithmetic number, because the mean of its divisors is an integer number (51001010006124).

Almost surely, 2^{102002020012247} is an apocalyptic number.

102002020012247 is a deficient number, since it is larger than the sum of its proper divisors (1).

102002020012247 is an equidigital number, since it uses as much as digits as its factorization.

102002020012247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 23.

Adding to 102002020012247 its reverse (742210020200201), we get a palindrome (844212040212448).

The spelling of 102002020012247 in words is "one hundred two trillion, two billion, twenty million, twelve thousand, two hundred forty-seven".