102021041071 has 2 divisors, whose sum is σ = 102021041072. Its totient is φ = 102021041070.

The previous prime is 102021041047. The next prime is 102021041113. The reversal of 102021041071 is 170140120201.

It is a weak prime.

It is an emirp because it is prime and its reverse (170140120201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102021041071 - 2⁷ = 102021040943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102021044071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51010520535 + 51010520536.

It is an arithmetic number, because the mean of its divisors is an integer number (51010520536).

Almost surely, 2^102021041071 is an apocalyptic number.

102021041071 is a deficient number, since it is larger than the sum of its proper divisors (1).

102021041071 is an equidigital number, since it uses as much as digits as its factorization.

102021041071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 102021041071 its reverse (170140120201), we get a palindrome (272161161272).

The spelling of 102021041071 in words is "one hundred two billion, twenty-one million, forty-one thousand, seventy-one".