201221003002 has 8 divisors (see below), whose sum is σ = 301840020000. Its totient is φ = 100607663004.

The previous prime is 201221002991. The next prime is 201221003077. The reversal of 201221003002 is 200300122102.

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

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, 1329502 + ... + 1473097.

It is an arithmetic number, because the mean of its divisors is an integer number (37730002500).

Almost surely, 2^201221003002 is an apocalyptic number.

201221003002 is a deficient number, since it is larger than the sum of its proper divisors (100619016998).

201221003002 is a wasteful number, since it uses less digits than its factorization.

201221003002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838500.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 201221003002 its reverse (200300122102), we get a palindrome (401521125104).

The spelling of 201221003002 in words is "two hundred one billion, two hundred twenty-one million, three thousand, two".