202402201 has 4 divisors (see below), whose sum is σ = 202982500. Its totient is φ = 201821904.

The previous prime is 202402181. The next prime is 202402217. The reversal of 202402201 is 102204202.

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 79192201 + 123210000 = 8899^2 + 11100^2 .

It is a cyclic number.

It is not a de Polignac number, because 202402201 - 2⁷ = 202402073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202402241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289626 + ... + 290323.

It is an arithmetic number, because the mean of its divisors is an integer number (50745625).

Almost surely, 2^202402201 is an apocalyptic number.

It is an amenable number.

202402201 is a deficient number, since it is larger than the sum of its proper divisors (580299).

202402201 is an equidigital number, since it uses as much as digits as its factorization.

202402201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580298.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 202402201 is about 14226.8127491719. The cubic root of 202402201 is about 587.1355951152.

Adding to 202402201 its reverse (102204202), we get a palindrome (304606403).

The spelling of 202402201 in words is "two hundred two million, four hundred two thousand, two hundred one".