221202210002 has 8 divisors (see below), whose sum is σ = 351321157116. Its totient is φ = 104095157632.

The previous prime is 221202209981. The next prime is 221202210043. The reversal of 221202210002 is 200012202122.

221202210002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 220299748321 + 902461681 = 469361^2 + 30041^2 .

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3252973643 + ... + 3252973710.

Almost surely, 2^221202210002 is an apocalyptic number.

221202210002 is a deficient number, since it is larger than the sum of its proper divisors (130118947114).

221202210002 is a wasteful number, since it uses less digits than its factorization.

221202210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6505947372.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 221202210002 its reverse (200012202122), we get a palindrome (421214412124).

The spelling of 221202210002 in words is "two hundred twenty-one billion, two hundred two million, two hundred ten thousand, two".