102020002243 has 2 divisors, whose sum is σ = 102020002244. Its totient is φ = 102020002242.

The previous prime is 102020002211. The next prime is 102020002247. The reversal of 102020002243 is 342200020201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102020002243 - 2⁵ = 102020002211 is a prime.

It is not a weakly prime, because it can be changed into another prime (102020002247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51010001121 + 51010001122.

It is an arithmetic number, because the mean of its divisors is an integer number (51010001122).

Almost surely, 2^102020002243 is an apocalyptic number.

102020002243 is a deficient number, since it is larger than the sum of its proper divisors (1).

102020002243 is an equidigital number, since it uses as much as digits as its factorization.

102020002243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 102020002243 its reverse (342200020201), we get a palindrome (444220022444).

The spelling of 102020002243 in words is "one hundred two billion, twenty million, two thousand, two hundred forty-three".