201011221002 has 64 divisors (see below), whose sum is σ = 406601395200. Its totient is φ = 66246111360.

The previous prime is 201011220967. The next prime is 201011221057. The reversal of 201011221002 is 200122110102.

201011221002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 31 ways as a sum of consecutive naturals, for example, 234005649 + ... + 234006507.

It is an arithmetic number, because the mean of its divisors is an integer number (6353146800).

Almost surely, 2^201011221002 is an apocalyptic number.

201011221002 is an abundant number, since it is smaller than the sum of its proper divisors (205590174198).

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

201011221002 is a wasteful number, since it uses less digits than its factorization.

201011221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201011221002 its reverse (200122110102), we get a palindrome (401133331104).

The spelling of 201011221002 in words is "two hundred one billion, eleven million, two hundred twenty-one thousand, two".