221202011001002 has 16 divisors (see below), whose sum is σ = 349657246841472. Its totient is φ = 104744817949200.

The previous prime is 221202011001001. The next prime is 221202011001007. The reversal of 221202011001002 is 200100110202122.

It is not an unprimeable number, because it can be changed into a prime (221202011001001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23805635798 + ... + 23805645089.

It is an arithmetic number, because the mean of its divisors is an integer number (21853577927592).

Almost surely, 2^{221202011001002} is an apocalyptic number.

221202011001002 is a deficient number, since it is larger than the sum of its proper divisors (128455235840470).

221202011001002 is a wasteful number, since it uses less digits than its factorization.

221202011001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47611281013.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221202011001002 its reverse (200100110202122), we get a palindrome (421302121203124).

The spelling of 221202011001002 in words is "two hundred twenty-one trillion, two hundred two billion, eleven million, one thousand, two".