10020200101 has 2 divisors, whose sum is σ = 10020200102. Its totient is φ = 10020200100.

The previous prime is 10020200063. The next prime is 10020200119. The reversal of 10020200101 is 10100202001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9516197601 + 504002500 = 97551^2 + 22450^2 .

It is a cyclic number.

It is not a de Polignac number, because 10020200101 - 2¹¹ = 10020198053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10020200161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010100050 + 5010100051.

It is an arithmetic number, because the mean of its divisors is an integer number (5010100051).

Almost surely, 2^10020200101 is an apocalyptic number.

It is an amenable number.

10020200101 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020200101 is an equidigital number, since it uses as much as digits as its factorization.

10020200101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 10020200101 its reverse (10100202001), we get a palindrome (20120402102).

The spelling of 10020200101 in words is "ten billion, twenty million, two hundred thousand, one hundred one".