21325202 has 8 divisors (see below), whose sum is σ = 32023296. Its totient is φ = 10650772.

The previous prime is 21325189. The next prime is 21325217. The reversal of 21325202 is 20252312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 3458 + ... + 7389.

It is an arithmetic number, because the mean of its divisors is an integer number (4002912).

Almost surely, 2^21325202 is an apocalyptic number.

21325202 is a deficient number, since it is larger than the sum of its proper divisors (10698094).

21325202 is a wasteful number, since it uses less digits than its factorization.

21325202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11832.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 21325202 is about 4617.9218269694. The cubic root of 21325202 is about 277.3092680646.

Adding to 21325202 its reverse (20252312), we get a palindrome (41577514).

The spelling of 21325202 in words is "twenty-one million, three hundred twenty-five thousand, two hundred two".