221202010002 has 8 divisors (see below), whose sum is σ = 442404020016. Its totient is φ = 73734003332.

The previous prime is 221202009991. The next prime is 221202010067. The reversal of 221202010002 is 200010202122.

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

221202010002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 221202010002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18433500828 + ... + 18433500839.

It is an arithmetic number, because the mean of its divisors is an integer number (55300502502).

Almost surely, 2^221202010002 is an apocalyptic number.

221202010002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221202010002 is a wasteful number, since it uses less digits than its factorization.

221202010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36867001672.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 221202010002 its reverse (200010202122), we get a palindrome (421212212124).

The spelling of 221202010002 in words is "two hundred twenty-one billion, two hundred two million, ten thousand, two".