421141202 has 4 divisors (see below), whose sum is σ = 631711806. Its totient is φ = 210570600.

The previous prime is 421141181. The next prime is 421141223. The reversal of 421141202 is 202141124.

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

It is an interprime number because it is at equal distance from previous prime (421141181) and next prime (421141223).

It can be written as a sum of positive squares in only one way, i.e., 226231681 + 194909521 = 15041^2 + 13961^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 105285299 + ... + 105285302.

Almost surely, 2^421141202 is an apocalyptic number.

421141202 is a deficient number, since it is larger than the sum of its proper divisors (210570604).

421141202 is a wasteful number, since it uses less digits than its factorization.

421141202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210570603.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 421141202 is about 20521.7251224160. The cubic root of 421141202 is about 749.5649043786.

Adding to 421141202 its reverse (202141124), we get a palindrome (623282326).

The spelling of 421141202 in words is "four hundred twenty-one million, one hundred forty-one thousand, two hundred two".