102101201 has 4 divisors (see below), whose sum is σ = 108107172. Its totient is φ = 96095232.

The previous prime is 102101191. The next prime is 102101213.

102101201 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44568976 + 57532225 = 6676^2 + 7585^2 .

It is a cyclic number.

It is not a de Polignac number, because 102101201 - 2¹⁸ = 101839057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102103201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3002960 + ... + 3002993.

It is an arithmetic number, because the mean of its divisors is an integer number (27026793).

Almost surely, 2^102101201 is an apocalyptic number.

It is an amenable number.

102101201 is a deficient number, since it is larger than the sum of its proper divisors (6005971).

102101201 is an equidigital number, since it uses as much as digits as its factorization.

102101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6005970.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 102101201 is about 10104.5138923157. The cubic root of 102101201 is about 467.3873460531.

It can be divided in two parts, 10210 and 1201, that added together give a palindrome (11411).

The spelling of 102101201 in words is "one hundred two million, one hundred one thousand, two hundred one".