221201012210002 has 16 divisors (see below), whose sum is σ = 362567564430624. Its totient is φ = 100378616940000.

The previous prime is 221201012209951. The next prime is 221201012210047. The reversal of 221201012210002 is 200012210102122.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8364871524 + ... + 8364897967.

It is an arithmetic number, because the mean of its divisors is an integer number (22660472776914).

Almost surely, 2^{221201012210002} is an apocalyptic number.

221201012210002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221201012210002 is a deficient number, since it is larger than the sum of its proper divisors (141366552220622).

221201012210002 is a wasteful number, since it uses less digits than its factorization.

221201012210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16729770105.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 221201012210002 its reverse (200012210102122), we get a palindrome (421213222312124).

The spelling of 221201012210002 in words is "two hundred twenty-one trillion, two hundred one billion, twelve million, two hundred ten thousand, two".