421203002 has 64 divisors (see below), whose sum is σ = 746496000. Its totient is φ = 176330880.

The previous prime is 421202953. The next prime is 421203011. The reversal of 421203002 is 200302124.

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 in 31 ways as a sum of consecutive naturals, for example, 2116499 + ... + 2116697.

It is an arithmetic number, because the mean of its divisors is an integer number (11664000).

Almost surely, 2^421203002 is an apocalyptic number.

421203002 is a deficient number, since it is larger than the sum of its proper divisors (325292998).

421203002 is a wasteful number, since it uses less digits than its factorization.

421203002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 421203002 is about 20523.2307885479. The cubic root of 421203002 is about 749.6015673357.

Adding to 421203002 its reverse (200302124), we get a palindrome (621505126).

The spelling of 421203002 in words is "four hundred twenty-one million, two hundred three thousand, two".