102203201 has 16 divisors (see below), whose sum is σ = 111440448. Its totient is φ = 93350400.

The previous prime is 102203149. The next prime is 102203203. The reversal of 102203201 is 102302201.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-102203201 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 (102203203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230486 + ... + 230928.

It is an arithmetic number, because the mean of its divisors is an integer number (6965028).

Almost surely, 2^102203201 is an apocalyptic number.

It is an amenable number.

102203201 is a deficient number, since it is larger than the sum of its proper divisors (9237247).

102203201 is a wasteful number, since it uses less digits than its factorization.

102203201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 102203201 is about 10109.5598816170. The cubic root of 102203201 is about 467.5429356126.

Adding to 102203201 its reverse (102302201), we get a palindrome (204505402).

The spelling of 102203201 in words is "one hundred two million, two hundred three thousand, two hundred one".