102120330101 has 2 divisors, whose sum is σ = 102120330102. Its totient is φ = 102120330100.

The previous prime is 102120330079. The next prime is 102120330121. The reversal of 102120330101 is 101033021201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96581100625 + 5539229476 = 310775^2 + 74426^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102120330101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102120330121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060165050 + 51060165051.

It is an arithmetic number, because the mean of its divisors is an integer number (51060165051).

Almost surely, 2^102120330101 is an apocalyptic number.

It is an amenable number.

102120330101 is a deficient number, since it is larger than the sum of its proper divisors (1).

102120330101 is an equidigital number, since it uses as much as digits as its factorization.

102120330101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 102120330101 its reverse (101033021201), we get a palindrome (203153351302).

The spelling of 102120330101 in words is "one hundred two billion, one hundred twenty million, three hundred thirty thousand, one hundred one".