9852420101 has 2 divisors, whose sum is σ = 9852420102. Its totient is φ = 9852420100.

The previous prime is 9852420049. The next prime is 9852420119. The reversal of 9852420101 is 1010242589.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8974720225 + 877699876 = 94735^2 + 29626^2 .

It is an emirp because it is prime and its reverse (1010242589) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9852420101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9852420121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4926210050 + 4926210051.

It is an arithmetic number, because the mean of its divisors is an integer number (4926210051).

Almost surely, 2^9852420101 is an apocalyptic number.

It is an amenable number.

9852420101 is a deficient number, since it is larger than the sum of its proper divisors (1).

9852420101 is an equidigital number, since it uses as much as digits as its factorization.

9852420101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 9852420101 is about 99259.3577502897. The cubic root of 9852420101 is about 2143.7837462795.

The spelling of 9852420101 in words is "nine billion, eight hundred fifty-two million, four hundred twenty thousand, one hundred one".