102002100101201 has 2 divisors, whose sum is σ = 102002100101202. Its totient is φ = 102002100101200.

The previous prime is 102002100101141. The next prime is 102002100101221. The reversal of 102002100101201 is 102101001200201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81931915140625 + 20070184960576 = 9051625^2 + 4479976^2 .

It is a cyclic number.

It is not a de Polignac number, because 102002100101201 - 2⁴² = 97604053590097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (102002100101221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51001050050600 + 51001050050601.

It is an arithmetic number, because the mean of its divisors is an integer number (51001050050601).

Almost surely, 2^{102002100101201} is an apocalyptic number.

It is an amenable number.

102002100101201 is a deficient number, since it is larger than the sum of its proper divisors (1).

102002100101201 is an equidigital number, since it uses as much as digits as its factorization.

102002100101201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102002100101201 its reverse (102101001200201), we get a palindrome (204103101301402).

The spelling of 102002100101201 in words is "one hundred two trillion, two billion, one hundred million, one hundred one thousand, two hundred one".