102220120201 has 2 divisors, whose sum is σ = 102220120202. Its totient is φ = 102220120200.

The previous prime is 102220120193. The next prime is 102220120309. The reversal of 102220120201 is 102021022201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98207024400 + 4013095801 = 313380^2 + 63349^2 .

It is a cyclic number.

It is not a de Polignac number, because 102220120201 - 2³ = 102220120193 is a prime.

It is not a weakly prime, because it can be changed into another prime (102220120001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51110060100 + 51110060101.

It is an arithmetic number, because the mean of its divisors is an integer number (51110060101).

Almost surely, 2^102220120201 is an apocalyptic number.

It is an amenable number.

102220120201 is a deficient number, since it is larger than the sum of its proper divisors (1).

102220120201 is an equidigital number, since it uses as much as digits as its factorization.

102220120201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102220120201 its reverse (102021022201), we get a palindrome (204241142402).

The spelling of 102220120201 in words is "one hundred two billion, two hundred twenty million, one hundred twenty thousand, two hundred one".